c8b85c1b54
When converting doc xml files to rst, add an indenation level to bullet points in the text description of enum values.
Also add check to avoid out of bounds error in rstize_text.
(cherry picked from commit 38cf07b768)
1215 lines
45 KiB
Python
Executable File
1215 lines
45 KiB
Python
Executable File
#!/usr/bin/env python3
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# This script makes RST files from the XML class reference for use with the online docs.
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import argparse
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import os
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import re
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import xml.etree.ElementTree as ET
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from collections import OrderedDict
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# Uncomment to do type checks. I have it commented out so it works below Python 3.5
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# from typing import List, Dict, TextIO, Tuple, Iterable, Optional, DefaultDict, Any, Union
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# $DOCS_URL/path/to/page.html(#fragment-tag)
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GODOT_DOCS_PATTERN = re.compile(r"^\$DOCS_URL/(.*)\.html(#.*)?$")
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# Based on reStructedText inline markup recognition rules
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# https://docutils.sourceforge.io/docs/ref/rst/restructuredtext.html#inline-markup-recognition-rules
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MARKUP_ALLOWED_PRECEDENT = " -:/'\"<([{"
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MARKUP_ALLOWED_SUBSEQUENT = " -.,:;!?\\/'\")]}>"
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# Used to translate section headings and other hardcoded strings when required with
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# the --lang argument. The BASE_STRINGS list should be synced with what we actually
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# write in this script (check `translate()` uses), and also hardcoded in
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# `doc/translations/extract.py` to include them in the source POT file.
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BASE_STRINGS = [
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"Description",
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"Tutorials",
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"Properties",
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"Methods",
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"Theme Properties",
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"Signals",
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"Enumerations",
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"Constants",
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"Property Descriptions",
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"Method Descriptions",
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"Theme Property Descriptions",
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"Inherits:",
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"Inherited By:",
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"(overrides %s)",
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"Default",
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"Setter",
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"value",
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"Getter",
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"This method should typically be overridden by the user to have any effect.",
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"This method has no side effects. It doesn't modify any of the instance's member variables.",
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"This method accepts any number of arguments after the ones described here.",
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]
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strings_l10n = {}
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def print_error(error, state): # type: (str, State) -> None
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print("ERROR: {}".format(error))
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state.errored = True
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class TypeName:
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def __init__(self, type_name, enum=None): # type: (str, Optional[str]) -> None
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self.type_name = type_name
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self.enum = enum
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def to_rst(self, state): # type: ("State") -> str
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if self.enum is not None:
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return make_enum(self.enum, state)
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elif self.type_name == "void":
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return "void"
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else:
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return make_type(self.type_name, state)
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@classmethod
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def from_element(cls, element): # type: (ET.Element) -> "TypeName"
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return cls(element.attrib["type"], element.get("enum"))
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class PropertyDef:
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def __init__(
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self, name, type_name, setter, getter, text, default_value, overrides
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): # type: (str, TypeName, Optional[str], Optional[str], Optional[str], Optional[str], Optional[str]) -> None
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self.name = name
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self.type_name = type_name
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self.setter = setter
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self.getter = getter
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self.text = text
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self.default_value = default_value
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self.overrides = overrides
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class ParameterDef:
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def __init__(self, name, type_name, default_value): # type: (str, TypeName, Optional[str]) -> None
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self.name = name
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self.type_name = type_name
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self.default_value = default_value
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class SignalDef:
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def __init__(self, name, parameters, description): # type: (str, List[ParameterDef], Optional[str]) -> None
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self.name = name
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self.parameters = parameters
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self.description = description
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class MethodDef:
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def __init__(
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self, name, return_type, parameters, description, qualifiers
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): # type: (str, TypeName, List[ParameterDef], Optional[str], Optional[str]) -> None
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self.name = name
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self.return_type = return_type
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self.parameters = parameters
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self.description = description
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self.qualifiers = qualifiers
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class ConstantDef:
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def __init__(self, name, value, text): # type: (str, str, Optional[str]) -> None
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self.name = name
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self.value = value
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self.text = text
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class EnumDef:
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def __init__(self, name): # type: (str) -> None
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self.name = name
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self.values = OrderedDict() # type: OrderedDict[str, ConstantDef]
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class ThemeItemDef:
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def __init__(
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self, name, type_name, data_name, text, default_value
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): # type: (str, TypeName, str, Optional[str], Optional[str]) -> None
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self.name = name
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self.type_name = type_name
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self.data_name = data_name
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self.text = text
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self.default_value = default_value
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class ClassDef:
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def __init__(self, name): # type: (str) -> None
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self.name = name
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self.constants = OrderedDict() # type: OrderedDict[str, ConstantDef]
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self.enums = OrderedDict() # type: OrderedDict[str, EnumDef]
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self.properties = OrderedDict() # type: OrderedDict[str, PropertyDef]
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self.methods = OrderedDict() # type: OrderedDict[str, List[MethodDef]]
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self.signals = OrderedDict() # type: OrderedDict[str, SignalDef]
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self.theme_items = OrderedDict() # type: OrderedDict[str, ThemeItemDef]
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self.inherits = None # type: Optional[str]
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self.brief_description = None # type: Optional[str]
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self.description = None # type: Optional[str]
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self.tutorials = [] # type: List[Tuple[str, str]]
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# Used to match the class with XML source for output filtering purposes.
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self.filepath = "" # type: str
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class State:
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def __init__(self): # type: () -> None
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# Has any error been reported?
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self.errored = False
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self.classes = OrderedDict() # type: OrderedDict[str, ClassDef]
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self.current_class = "" # type: str
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def parse_class(self, class_root, filepath): # type: (ET.Element, str) -> None
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class_name = class_root.attrib["name"]
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class_def = ClassDef(class_name)
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self.classes[class_name] = class_def
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class_def.filepath = filepath
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inherits = class_root.get("inherits")
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if inherits is not None:
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class_def.inherits = inherits
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brief_desc = class_root.find("brief_description")
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if brief_desc is not None and brief_desc.text:
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class_def.brief_description = brief_desc.text
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desc = class_root.find("description")
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if desc is not None and desc.text:
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class_def.description = desc.text
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properties = class_root.find("members")
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if properties is not None:
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for property in properties:
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assert property.tag == "member"
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property_name = property.attrib["name"]
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if property_name in class_def.properties:
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print_error("Duplicate property '{}', file: {}".format(property_name, class_name), self)
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continue
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type_name = TypeName.from_element(property)
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setter = property.get("setter") or None # Use or None so '' gets turned into None.
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getter = property.get("getter") or None
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default_value = property.get("default") or None
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if default_value is not None:
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default_value = "``{}``".format(default_value)
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overrides = property.get("overrides") or None
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property_def = PropertyDef(
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property_name, type_name, setter, getter, property.text, default_value, overrides
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)
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class_def.properties[property_name] = property_def
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methods = class_root.find("methods")
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if methods is not None:
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for method in methods:
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assert method.tag == "method"
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method_name = method.attrib["name"]
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qualifiers = method.get("qualifiers")
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return_element = method.find("return")
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if return_element is not None:
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return_type = TypeName.from_element(return_element)
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else:
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return_type = TypeName("void")
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params = parse_arguments(method)
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desc_element = method.find("description")
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method_desc = None
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if desc_element is not None:
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method_desc = desc_element.text
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method_def = MethodDef(method_name, return_type, params, method_desc, qualifiers)
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if method_name not in class_def.methods:
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class_def.methods[method_name] = []
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class_def.methods[method_name].append(method_def)
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constants = class_root.find("constants")
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if constants is not None:
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for constant in constants:
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assert constant.tag == "constant"
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constant_name = constant.attrib["name"]
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value = constant.attrib["value"]
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enum = constant.get("enum")
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constant_def = ConstantDef(constant_name, value, constant.text)
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if enum is None:
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if constant_name in class_def.constants:
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print_error("Duplicate constant '{}', file: {}".format(constant_name, class_name), self)
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continue
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class_def.constants[constant_name] = constant_def
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else:
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if enum in class_def.enums:
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enum_def = class_def.enums[enum]
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else:
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enum_def = EnumDef(enum)
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class_def.enums[enum] = enum_def
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enum_def.values[constant_name] = constant_def
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signals = class_root.find("signals")
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if signals is not None:
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for signal in signals:
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assert signal.tag == "signal"
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signal_name = signal.attrib["name"]
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if signal_name in class_def.signals:
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print_error("Duplicate signal '{}', file: {}".format(signal_name, class_name), self)
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continue
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params = parse_arguments(signal)
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desc_element = signal.find("description")
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signal_desc = None
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if desc_element is not None:
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signal_desc = desc_element.text
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signal_def = SignalDef(signal_name, params, signal_desc)
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class_def.signals[signal_name] = signal_def
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theme_items = class_root.find("theme_items")
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if theme_items is not None:
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for theme_item in theme_items:
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assert theme_item.tag == "theme_item"
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theme_item_name = theme_item.attrib["name"]
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theme_item_data_name = theme_item.attrib["data_type"]
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theme_item_id = "{}_{}".format(theme_item_data_name, theme_item_name)
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if theme_item_id in class_def.theme_items:
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print_error(
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"Duplicate theme property '{}' of type '{}', file: {}".format(
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theme_item_name, theme_item_data_name, class_name
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),
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self,
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)
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continue
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default_value = theme_item.get("default") or None
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if default_value is not None:
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default_value = "``{}``".format(default_value)
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theme_item_def = ThemeItemDef(
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theme_item_name,
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TypeName.from_element(theme_item),
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theme_item_data_name,
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theme_item.text,
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default_value,
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)
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class_def.theme_items[theme_item_id] = theme_item_def
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tutorials = class_root.find("tutorials")
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if tutorials is not None:
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for link in tutorials:
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assert link.tag == "link"
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if link.text is not None:
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class_def.tutorials.append((link.text.strip(), link.get("title", "")))
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def sort_classes(self): # type: () -> None
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self.classes = OrderedDict(sorted(self.classes.items(), key=lambda t: t[0]))
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def parse_arguments(root): # type: (ET.Element) -> List[ParameterDef]
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param_elements = root.findall("argument")
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params = [None] * len(param_elements) # type: Any
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for param_element in param_elements:
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param_name = param_element.attrib["name"]
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index = int(param_element.attrib["index"])
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type_name = TypeName.from_element(param_element)
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default = param_element.get("default")
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params[index] = ParameterDef(param_name, type_name, default)
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cast = params # type: List[ParameterDef]
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return cast
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def main(): # type: () -> None
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parser = argparse.ArgumentParser()
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parser.add_argument("path", nargs="+", help="A path to an XML file or a directory containing XML files to parse.")
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parser.add_argument("--filter", default="", help="The filepath pattern for XML files to filter.")
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parser.add_argument("--lang", "-l", default="en", help="Language to use for section headings.")
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group = parser.add_mutually_exclusive_group()
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group.add_argument("--output", "-o", default=".", help="The directory to save output .rst files in.")
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group.add_argument(
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"--dry-run",
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action="store_true",
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help="If passed, no output will be generated and XML files are only checked for errors.",
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)
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args = parser.parse_args()
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# Retrieve heading translations for the given language.
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if not args.dry_run and args.lang != "en":
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lang_file = os.path.join(
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os.path.dirname(os.path.realpath(__file__)), "..", "translations", "{}.po".format(args.lang)
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)
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if os.path.exists(lang_file):
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try:
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import polib
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except ImportError:
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print("Base template strings localization requires `polib`.")
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exit(1)
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pofile = polib.pofile(lang_file)
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for entry in pofile.translated_entries():
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if entry.msgid in BASE_STRINGS:
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strings_l10n[entry.msgid] = entry.msgstr
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else:
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print("No PO file at '{}' for language '{}'.".format(lang_file, args.lang))
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print("Checking for errors in the XML class reference...")
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file_list = [] # type: List[str]
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for path in args.path:
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# Cut off trailing slashes so os.path.basename doesn't choke.
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if path.endswith("/") or path.endswith("\\"):
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path = path[:-1]
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if os.path.basename(path) == "modules":
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for subdir, dirs, _ in os.walk(path):
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if "doc_classes" in dirs:
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doc_dir = os.path.join(subdir, "doc_classes")
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class_file_names = (f for f in os.listdir(doc_dir) if f.endswith(".xml"))
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file_list += (os.path.join(doc_dir, f) for f in class_file_names)
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elif os.path.isdir(path):
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file_list += (os.path.join(path, f) for f in os.listdir(path) if f.endswith(".xml"))
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elif os.path.isfile(path):
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if not path.endswith(".xml"):
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print("Got non-.xml file '{}' in input, skipping.".format(path))
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continue
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file_list.append(path)
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classes = {} # type: Dict[str, ET.Element]
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state = State()
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for cur_file in file_list:
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try:
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tree = ET.parse(cur_file)
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except ET.ParseError as e:
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print_error("Parse error reading file '{}': {}".format(cur_file, e), state)
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continue
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doc = tree.getroot()
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if "version" not in doc.attrib:
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print_error("Version missing from 'doc', file: {}".format(cur_file), state)
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continue
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name = doc.attrib["name"]
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if name in classes:
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print_error("Duplicate class '{}'".format(name), state)
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continue
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classes[name] = (doc, cur_file)
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for name, data in classes.items():
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try:
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state.parse_class(data[0], data[1])
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except Exception as e:
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print_error("Exception while parsing class '{}': {}".format(name, e), state)
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state.sort_classes()
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pattern = re.compile(args.filter)
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# Create the output folder recursively if it doesn't already exist.
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os.makedirs(args.output, exist_ok=True)
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for class_name, class_def in state.classes.items():
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if args.filter and not pattern.search(class_def.filepath):
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continue
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state.current_class = class_name
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make_rst_class(class_def, state, args.dry_run, args.output)
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if not state.errored:
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print("No errors found.")
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if not args.dry_run:
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print("Wrote reStructuredText files for each class to: %s" % args.output)
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else:
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print("Errors were found in the class reference XML. Please check the messages above.")
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exit(1)
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def translate(string): # type: (str) -> str
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"""Translate a string based on translations sourced from `doc/translations/*.po`
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for a language if defined via the --lang command line argument.
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Returns the original string if no translation exists.
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"""
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return strings_l10n.get(string, string)
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def make_rst_class(class_def, state, dry_run, output_dir): # type: (ClassDef, State, bool, str) -> None
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class_name = class_def.name
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if dry_run:
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f = open(os.devnull, "w", encoding="utf-8")
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else:
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f = open(os.path.join(output_dir, "class_" + class_name.lower() + ".rst"), "w", encoding="utf-8")
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# Warn contributors not to edit this file directly
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f.write(":github_url: hide\n\n")
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f.write(".. Generated automatically by doc/tools/make_rst.py in Godot's source tree.\n")
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f.write(".. DO NOT EDIT THIS FILE, but the " + class_name + ".xml source instead.\n")
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f.write(".. The source is found in doc/classes or modules/<name>/doc_classes.\n\n")
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f.write(".. _class_" + class_name + ":\n\n")
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f.write(make_heading(class_name, "=", False))
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# Inheritance tree
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# Ascendants
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if class_def.inherits:
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inherits = class_def.inherits.strip()
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f.write("**" + translate("Inherits:") + "** ")
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first = True
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while inherits in state.classes:
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if not first:
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f.write(" **<** ")
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else:
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first = False
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f.write(make_type(inherits, state))
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inode = state.classes[inherits].inherits
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if inode:
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inherits = inode.strip()
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else:
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break
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f.write("\n\n")
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# Descendents
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inherited = []
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for c in state.classes.values():
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|
if c.inherits and c.inherits.strip() == class_name:
|
|
inherited.append(c.name)
|
|
|
|
if len(inherited):
|
|
f.write("**" + translate("Inherited By:") + "** ")
|
|
for i, child in enumerate(inherited):
|
|
if i > 0:
|
|
f.write(", ")
|
|
f.write(make_type(child, state))
|
|
f.write("\n\n")
|
|
|
|
# Brief description
|
|
if class_def.brief_description is not None:
|
|
f.write(rstize_text(class_def.brief_description.strip(), state) + "\n\n")
|
|
|
|
# Class description
|
|
if class_def.description is not None and class_def.description.strip() != "":
|
|
f.write(make_heading("Description", "-"))
|
|
f.write(rstize_text(class_def.description.strip(), state) + "\n\n")
|
|
|
|
# Online tutorials
|
|
if len(class_def.tutorials) > 0:
|
|
f.write(make_heading("Tutorials", "-"))
|
|
for url, title in class_def.tutorials:
|
|
f.write("- " + make_link(url, title) + "\n\n")
|
|
|
|
# Properties overview
|
|
if len(class_def.properties) > 0:
|
|
f.write(make_heading("Properties", "-"))
|
|
ml = [] # type: List[Tuple[str, str, str]]
|
|
for property_def in class_def.properties.values():
|
|
type_rst = property_def.type_name.to_rst(state)
|
|
default = property_def.default_value
|
|
if default is not None and property_def.overrides:
|
|
ref = ":ref:`{1}<class_{1}_property_{0}>`".format(property_def.name, property_def.overrides)
|
|
# Not using translate() for now as it breaks table formatting.
|
|
ml.append((type_rst, property_def.name, default + " " + "(overrides %s)" % ref))
|
|
else:
|
|
ref = ":ref:`{0}<class_{1}_property_{0}>`".format(property_def.name, class_name)
|
|
ml.append((type_rst, ref, default))
|
|
format_table(f, ml, True)
|
|
|
|
# Methods overview
|
|
if len(class_def.methods) > 0:
|
|
f.write(make_heading("Methods", "-"))
|
|
ml = []
|
|
for method_list in class_def.methods.values():
|
|
for m in method_list:
|
|
ml.append(make_method_signature(class_def, m, True, state))
|
|
format_table(f, ml)
|
|
|
|
# Theme properties
|
|
if len(class_def.theme_items) > 0:
|
|
f.write(make_heading("Theme Properties", "-"))
|
|
pl = []
|
|
for theme_item_def in class_def.theme_items.values():
|
|
ref = ":ref:`{0}<class_{2}_theme_{1}_{0}>`".format(
|
|
theme_item_def.name, theme_item_def.data_name, class_name
|
|
)
|
|
pl.append((theme_item_def.type_name.to_rst(state), ref, theme_item_def.default_value))
|
|
format_table(f, pl, True)
|
|
|
|
# Signals
|
|
if len(class_def.signals) > 0:
|
|
f.write(make_heading("Signals", "-"))
|
|
index = 0
|
|
|
|
for signal in class_def.signals.values():
|
|
if index != 0:
|
|
f.write("----\n\n")
|
|
|
|
f.write(".. _class_{}_signal_{}:\n\n".format(class_name, signal.name))
|
|
_, signature = make_method_signature(class_def, signal, False, state)
|
|
f.write("- {}\n\n".format(signature))
|
|
|
|
if signal.description is not None and signal.description.strip() != "":
|
|
f.write(rstize_text(signal.description.strip(), state) + "\n\n")
|
|
|
|
index += 1
|
|
|
|
# Enums
|
|
if len(class_def.enums) > 0:
|
|
f.write(make_heading("Enumerations", "-"))
|
|
index = 0
|
|
|
|
for e in class_def.enums.values():
|
|
if index != 0:
|
|
f.write("----\n\n")
|
|
|
|
f.write(".. _enum_{}_{}:\n\n".format(class_name, e.name))
|
|
# Sphinx seems to divide the bullet list into individual <ul> tags if we weave the labels into it.
|
|
# As such I'll put them all above the list. Won't be perfect but better than making the list visually broken.
|
|
# As to why I'm not modifying the reference parser to directly link to the _enum label:
|
|
# If somebody gets annoyed enough to fix it, all existing references will magically improve.
|
|
for value in e.values.values():
|
|
f.write(".. _class_{}_constant_{}:\n\n".format(class_name, value.name))
|
|
|
|
f.write("enum **{}**:\n\n".format(e.name))
|
|
for value in e.values.values():
|
|
f.write("- **{}** = **{}**".format(value.name, value.value))
|
|
if value.text is not None and value.text.strip() != "":
|
|
# If value.text contains a bullet point list, each entry needs additional indentation
|
|
f.write(" --- " + indent_bullets(rstize_text(value.text.strip(), state)))
|
|
|
|
f.write("\n\n")
|
|
|
|
index += 1
|
|
|
|
# Constants
|
|
if len(class_def.constants) > 0:
|
|
f.write(make_heading("Constants", "-"))
|
|
# Sphinx seems to divide the bullet list into individual <ul> tags if we weave the labels into it.
|
|
# As such I'll put them all above the list. Won't be perfect but better than making the list visually broken.
|
|
for constant in class_def.constants.values():
|
|
f.write(".. _class_{}_constant_{}:\n\n".format(class_name, constant.name))
|
|
|
|
for constant in class_def.constants.values():
|
|
f.write("- **{}** = **{}**".format(constant.name, constant.value))
|
|
if constant.text is not None and constant.text.strip() != "":
|
|
f.write(" --- " + rstize_text(constant.text.strip(), state))
|
|
|
|
f.write("\n\n")
|
|
|
|
# Property descriptions
|
|
if any(not p.overrides for p in class_def.properties.values()) > 0:
|
|
f.write(make_heading("Property Descriptions", "-"))
|
|
index = 0
|
|
|
|
for property_def in class_def.properties.values():
|
|
if property_def.overrides:
|
|
continue
|
|
|
|
if index != 0:
|
|
f.write("----\n\n")
|
|
|
|
f.write(".. _class_{}_property_{}:\n\n".format(class_name, property_def.name))
|
|
f.write("- {} **{}**\n\n".format(property_def.type_name.to_rst(state), property_def.name))
|
|
|
|
info = []
|
|
# Not using translate() for now as it breaks table formatting.
|
|
if property_def.default_value is not None:
|
|
info.append(("*" + "Default" + "*", property_def.default_value))
|
|
if property_def.setter is not None and not property_def.setter.startswith("_"):
|
|
info.append(("*" + "Setter" + "*", property_def.setter + "(" + "value" + ")"))
|
|
if property_def.getter is not None and not property_def.getter.startswith("_"):
|
|
info.append(("*" + "Getter" + "*", property_def.getter + "()"))
|
|
|
|
if len(info) > 0:
|
|
format_table(f, info)
|
|
|
|
if property_def.text is not None and property_def.text.strip() != "":
|
|
f.write(rstize_text(property_def.text.strip(), state) + "\n\n")
|
|
|
|
index += 1
|
|
|
|
# Method descriptions
|
|
if len(class_def.methods) > 0:
|
|
f.write(make_heading("Method Descriptions", "-"))
|
|
index = 0
|
|
|
|
for method_list in class_def.methods.values():
|
|
for i, m in enumerate(method_list):
|
|
if index != 0:
|
|
f.write("----\n\n")
|
|
|
|
if i == 0:
|
|
f.write(".. _class_{}_method_{}:\n\n".format(class_name, m.name))
|
|
|
|
ret_type, signature = make_method_signature(class_def, m, False, state)
|
|
f.write("- {} {}\n\n".format(ret_type, signature))
|
|
|
|
if m.description is not None and m.description.strip() != "":
|
|
f.write(rstize_text(m.description.strip(), state) + "\n\n")
|
|
|
|
index += 1
|
|
|
|
# Theme property descriptions
|
|
if len(class_def.theme_items) > 0:
|
|
f.write(make_heading("Theme Property Descriptions", "-"))
|
|
index = 0
|
|
|
|
for theme_item_def in class_def.theme_items.values():
|
|
if index != 0:
|
|
f.write("----\n\n")
|
|
|
|
f.write(".. _class_{}_theme_{}_{}:\n\n".format(class_name, theme_item_def.data_name, theme_item_def.name))
|
|
f.write("- {} **{}**\n\n".format(theme_item_def.type_name.to_rst(state), theme_item_def.name))
|
|
|
|
info = []
|
|
if theme_item_def.default_value is not None:
|
|
# Not using translate() for now as it breaks table formatting.
|
|
info.append(("*" + "Default" + "*", theme_item_def.default_value))
|
|
|
|
if len(info) > 0:
|
|
format_table(f, info)
|
|
|
|
if theme_item_def.text is not None and theme_item_def.text.strip() != "":
|
|
f.write(rstize_text(theme_item_def.text.strip(), state) + "\n\n")
|
|
|
|
index += 1
|
|
|
|
f.write(make_footer())
|
|
|
|
|
|
def escape_rst(text, until_pos=-1): # type: (str) -> str
|
|
# Escape \ character, otherwise it ends up as an escape character in rst
|
|
pos = 0
|
|
while True:
|
|
pos = text.find("\\", pos, until_pos)
|
|
if pos == -1:
|
|
break
|
|
text = text[:pos] + "\\\\" + text[pos + 1 :]
|
|
pos += 2
|
|
|
|
# Escape * character to avoid interpreting it as emphasis
|
|
pos = 0
|
|
while True:
|
|
pos = text.find("*", pos, until_pos)
|
|
if pos == -1:
|
|
break
|
|
text = text[:pos] + "\*" + text[pos + 1 :]
|
|
pos += 2
|
|
|
|
# Escape _ character at the end of a word to avoid interpreting it as an inline hyperlink
|
|
pos = 0
|
|
while True:
|
|
pos = text.find("_", pos, until_pos)
|
|
if pos == -1:
|
|
break
|
|
if not text[pos + 1].isalnum(): # don't escape within a snake_case word
|
|
text = text[:pos] + "\_" + text[pos + 1 :]
|
|
pos += 2
|
|
else:
|
|
pos += 1
|
|
|
|
return text
|
|
|
|
|
|
def rstize_text(text, state): # type: (str, State) -> str
|
|
# Linebreak + tabs in the XML should become two line breaks unless in a "codeblock"
|
|
pos = 0
|
|
while True:
|
|
pos = text.find("\n", pos)
|
|
if pos == -1:
|
|
break
|
|
|
|
pre_text = text[:pos]
|
|
indent_level = 0
|
|
while pos + 1 < len(text) and text[pos + 1] == "\t":
|
|
pos += 1
|
|
indent_level += 1
|
|
post_text = text[pos + 1 :]
|
|
|
|
# Handle codeblocks
|
|
if post_text.startswith("[codeblock]"):
|
|
end_pos = post_text.find("[/codeblock]")
|
|
if end_pos == -1:
|
|
print_error("[codeblock] without a closing tag, file: {}".format(state.current_class), state)
|
|
return ""
|
|
|
|
code_text = post_text[len("[codeblock]") : end_pos]
|
|
post_text = post_text[end_pos:]
|
|
|
|
# Remove extraneous tabs
|
|
code_pos = 0
|
|
while True:
|
|
code_pos = code_text.find("\n", code_pos)
|
|
if code_pos == -1:
|
|
break
|
|
|
|
to_skip = 0
|
|
while code_pos + to_skip + 1 < len(code_text) and code_text[code_pos + to_skip + 1] == "\t":
|
|
to_skip += 1
|
|
|
|
if to_skip > indent_level:
|
|
print_error(
|
|
"Four spaces should be used for indentation within [codeblock], file: {}".format(
|
|
state.current_class
|
|
),
|
|
state,
|
|
)
|
|
|
|
if len(code_text[code_pos + to_skip + 1 :]) == 0:
|
|
code_text = code_text[:code_pos] + "\n"
|
|
code_pos += 1
|
|
else:
|
|
code_text = code_text[:code_pos] + "\n " + code_text[code_pos + to_skip + 1 :]
|
|
code_pos += 5 - to_skip
|
|
|
|
text = pre_text + "\n[codeblock]" + code_text + post_text
|
|
pos += len("\n[codeblock]" + code_text) - indent_level
|
|
|
|
# Handle normal text
|
|
else:
|
|
text = pre_text + "\n\n" + post_text
|
|
pos += 2 - indent_level
|
|
|
|
next_brac_pos = text.find("[")
|
|
text = escape_rst(text, next_brac_pos)
|
|
|
|
# Handle [tags]
|
|
inside_code = False
|
|
pos = 0
|
|
tag_depth = 0
|
|
previous_pos = 0
|
|
while True:
|
|
pos = text.find("[", pos)
|
|
if pos == -1:
|
|
break
|
|
|
|
endq_pos = text.find("]", pos + 1)
|
|
if endq_pos == -1:
|
|
break
|
|
|
|
pre_text = text[:pos]
|
|
post_text = text[endq_pos + 1 :]
|
|
tag_text = text[pos + 1 : endq_pos]
|
|
|
|
escape_pre = False
|
|
escape_post = False
|
|
|
|
if tag_text in state.classes:
|
|
if tag_text == state.current_class:
|
|
# We don't want references to the same class
|
|
tag_text = "``{}``".format(tag_text)
|
|
else:
|
|
tag_text = make_type(tag_text, state)
|
|
escape_pre = True
|
|
escape_post = True
|
|
else: # command
|
|
cmd = tag_text
|
|
space_pos = tag_text.find(" ")
|
|
if cmd == "/codeblock":
|
|
tag_text = ""
|
|
tag_depth -= 1
|
|
inside_code = False
|
|
# Strip newline if the tag was alone on one
|
|
if pre_text[-1] == "\n":
|
|
pre_text = pre_text[:-1]
|
|
elif cmd == "/code":
|
|
tag_text = "``"
|
|
tag_depth -= 1
|
|
inside_code = False
|
|
escape_post = True
|
|
elif inside_code:
|
|
tag_text = "[" + tag_text + "]"
|
|
elif cmd.find("html") == 0:
|
|
param = tag_text[space_pos + 1 :]
|
|
tag_text = param
|
|
elif (
|
|
cmd.startswith("method")
|
|
or cmd.startswith("member")
|
|
or cmd.startswith("signal")
|
|
or cmd.startswith("constant")
|
|
):
|
|
param = tag_text[space_pos + 1 :]
|
|
|
|
if param.find(".") != -1:
|
|
ss = param.split(".")
|
|
if len(ss) > 2:
|
|
print_error("Bad reference: '{}', file: {}".format(param, state.current_class), state)
|
|
class_param, method_param = ss
|
|
|
|
else:
|
|
class_param = state.current_class
|
|
method_param = param
|
|
|
|
ref_type = ""
|
|
if class_param in state.classes:
|
|
class_def = state.classes[class_param]
|
|
if cmd.startswith("method"):
|
|
if method_param not in class_def.methods:
|
|
print_error("Unresolved method '{}', file: {}".format(param, state.current_class), state)
|
|
ref_type = "_method"
|
|
|
|
elif cmd.startswith("member"):
|
|
if method_param not in class_def.properties:
|
|
print_error("Unresolved member '{}', file: {}".format(param, state.current_class), state)
|
|
ref_type = "_property"
|
|
|
|
elif cmd.startswith("signal"):
|
|
if method_param not in class_def.signals:
|
|
print_error("Unresolved signal '{}', file: {}".format(param, state.current_class), state)
|
|
ref_type = "_signal"
|
|
|
|
elif cmd.startswith("constant"):
|
|
found = False
|
|
|
|
# Search in the current class
|
|
search_class_defs = [class_def]
|
|
|
|
if param.find(".") == -1:
|
|
# Also search in @GlobalScope as a last resort if no class was specified
|
|
search_class_defs.append(state.classes["@GlobalScope"])
|
|
|
|
for search_class_def in search_class_defs:
|
|
if method_param in search_class_def.constants:
|
|
class_param = search_class_def.name
|
|
found = True
|
|
|
|
else:
|
|
for enum in search_class_def.enums.values():
|
|
if method_param in enum.values:
|
|
class_param = search_class_def.name
|
|
found = True
|
|
break
|
|
|
|
if not found:
|
|
print_error("Unresolved constant '{}', file: {}".format(param, state.current_class), state)
|
|
ref_type = "_constant"
|
|
|
|
else:
|
|
print_error(
|
|
"Unresolved type reference '{}' in method reference '{}', file: {}".format(
|
|
class_param, param, state.current_class
|
|
),
|
|
state,
|
|
)
|
|
|
|
repl_text = method_param
|
|
if class_param != state.current_class:
|
|
repl_text = "{}.{}".format(class_param, method_param)
|
|
tag_text = ":ref:`{}<class_{}{}_{}>`".format(repl_text, class_param, ref_type, method_param)
|
|
escape_pre = True
|
|
escape_post = True
|
|
elif cmd.find("image=") == 0:
|
|
tag_text = "" # ''
|
|
elif cmd.find("url=") == 0:
|
|
# URLs are handled in full here as we need to extract the optional link
|
|
# title to use `make_link`.
|
|
link_url = cmd[4:]
|
|
endurl_pos = text.find("[/url]", endq_pos + 1)
|
|
if endurl_pos == -1:
|
|
print_error(
|
|
"Tag depth mismatch for [url]: no closing [/url], file: {}".format(state.current_class), state
|
|
)
|
|
break
|
|
link_title = text[endq_pos + 1 : endurl_pos]
|
|
tag_text = make_link(link_url, link_title)
|
|
|
|
pre_text = text[:pos]
|
|
post_text = text[endurl_pos + 6 :]
|
|
|
|
if pre_text and pre_text[-1] not in MARKUP_ALLOWED_PRECEDENT:
|
|
pre_text += "\ "
|
|
if post_text and post_text[0] not in MARKUP_ALLOWED_SUBSEQUENT:
|
|
post_text = "\ " + post_text
|
|
|
|
text = pre_text + tag_text + post_text
|
|
pos = len(pre_text) + len(tag_text)
|
|
previous_pos = pos
|
|
continue
|
|
elif cmd == "center":
|
|
tag_depth += 1
|
|
tag_text = ""
|
|
elif cmd == "/center":
|
|
tag_depth -= 1
|
|
tag_text = ""
|
|
elif cmd == "codeblock":
|
|
tag_depth += 1
|
|
tag_text = "\n::\n"
|
|
inside_code = True
|
|
elif cmd == "br":
|
|
# Make a new paragraph instead of a linebreak, rst is not so linebreak friendly
|
|
tag_text = "\n\n"
|
|
# Strip potential leading spaces
|
|
while post_text[0] == " ":
|
|
post_text = post_text[1:]
|
|
elif cmd == "i" or cmd == "/i":
|
|
if cmd == "/i":
|
|
tag_depth -= 1
|
|
escape_post = True
|
|
else:
|
|
tag_depth += 1
|
|
escape_pre = True
|
|
tag_text = "*"
|
|
elif cmd == "b" or cmd == "/b":
|
|
if cmd == "/b":
|
|
tag_depth -= 1
|
|
escape_post = True
|
|
else:
|
|
tag_depth += 1
|
|
escape_pre = True
|
|
tag_text = "**"
|
|
elif cmd == "u" or cmd == "/u":
|
|
if cmd == "/u":
|
|
tag_depth -= 1
|
|
escape_post = True
|
|
else:
|
|
tag_depth += 1
|
|
escape_pre = True
|
|
tag_text = ""
|
|
elif cmd == "code":
|
|
tag_text = "``"
|
|
tag_depth += 1
|
|
inside_code = True
|
|
escape_pre = True
|
|
elif cmd.startswith("enum "):
|
|
tag_text = make_enum(cmd[5:], state)
|
|
escape_pre = True
|
|
escape_post = True
|
|
else:
|
|
tag_text = make_type(tag_text, state)
|
|
escape_pre = True
|
|
escape_post = True
|
|
|
|
# Properly escape things like `[Node]s`
|
|
if escape_pre and pre_text and pre_text[-1] not in MARKUP_ALLOWED_PRECEDENT:
|
|
pre_text += "\ "
|
|
if escape_post and post_text and post_text[0] not in MARKUP_ALLOWED_SUBSEQUENT:
|
|
post_text = "\ " + post_text
|
|
|
|
next_brac_pos = post_text.find("[", 0)
|
|
iter_pos = 0
|
|
while not inside_code:
|
|
iter_pos = post_text.find("*", iter_pos, next_brac_pos)
|
|
if iter_pos == -1:
|
|
break
|
|
post_text = post_text[:iter_pos] + "\*" + post_text[iter_pos + 1 :]
|
|
iter_pos += 2
|
|
|
|
iter_pos = 0
|
|
while not inside_code:
|
|
iter_pos = post_text.find("_", iter_pos, next_brac_pos)
|
|
if iter_pos == -1:
|
|
break
|
|
if not post_text[iter_pos + 1].isalnum(): # don't escape within a snake_case word
|
|
post_text = post_text[:iter_pos] + "\_" + post_text[iter_pos + 1 :]
|
|
iter_pos += 2
|
|
else:
|
|
iter_pos += 1
|
|
|
|
text = pre_text + tag_text + post_text
|
|
pos = len(pre_text) + len(tag_text)
|
|
previous_pos = pos
|
|
|
|
if tag_depth > 0:
|
|
print_error("Tag depth mismatch: too many/little open/close tags, file: {}".format(state.current_class), state)
|
|
|
|
return text
|
|
|
|
|
|
def format_table(f, data, remove_empty_columns=False): # type: (TextIO, Iterable[Tuple[str, ...]]) -> None
|
|
if len(data) == 0:
|
|
return
|
|
|
|
column_sizes = [0] * len(data[0])
|
|
for row in data:
|
|
for i, text in enumerate(row):
|
|
text_length = len(text or "")
|
|
if text_length > column_sizes[i]:
|
|
column_sizes[i] = text_length
|
|
|
|
sep = ""
|
|
for size in column_sizes:
|
|
if size == 0 and remove_empty_columns:
|
|
continue
|
|
sep += "+" + "-" * (size + 2)
|
|
sep += "+\n"
|
|
f.write(sep)
|
|
|
|
for row in data:
|
|
row_text = "|"
|
|
for i, text in enumerate(row):
|
|
if column_sizes[i] == 0 and remove_empty_columns:
|
|
continue
|
|
row_text += " " + (text or "").ljust(column_sizes[i]) + " |"
|
|
row_text += "\n"
|
|
f.write(row_text)
|
|
f.write(sep)
|
|
f.write("\n")
|
|
|
|
|
|
def make_type(t, state): # type: (str, State) -> str
|
|
if t in state.classes:
|
|
return ":ref:`{0}<class_{0}>`".format(t)
|
|
print_error("Unresolved type '{}', file: {}".format(t, state.current_class), state)
|
|
return t
|
|
|
|
|
|
def make_enum(t, state): # type: (str, State) -> str
|
|
p = t.find(".")
|
|
if p >= 0:
|
|
c = t[0:p]
|
|
e = t[p + 1 :]
|
|
# Variant enums live in GlobalScope but still use periods.
|
|
if c == "Variant":
|
|
c = "@GlobalScope"
|
|
e = "Variant." + e
|
|
else:
|
|
c = state.current_class
|
|
e = t
|
|
if c in state.classes and e not in state.classes[c].enums:
|
|
c = "@GlobalScope"
|
|
|
|
if not c in state.classes and c.startswith("_"):
|
|
c = c[1:] # Remove the underscore prefix
|
|
|
|
if c in state.classes and e in state.classes[c].enums:
|
|
return ":ref:`{0}<enum_{1}_{0}>`".format(e, c)
|
|
|
|
# Don't fail for `Vector3.Axis`, as this enum is a special case which is expected not to be resolved.
|
|
if "{}.{}".format(c, e) != "Vector3.Axis":
|
|
print_error("Unresolved enum '{}', file: {}".format(t, state.current_class), state)
|
|
|
|
return t
|
|
|
|
|
|
def make_method_signature(
|
|
class_def, method_def, make_ref, state
|
|
): # type: (ClassDef, Union[MethodDef, SignalDef], bool, State) -> Tuple[str, str]
|
|
ret_type = " "
|
|
|
|
ref_type = "signal"
|
|
if isinstance(method_def, MethodDef):
|
|
ret_type = method_def.return_type.to_rst(state)
|
|
ref_type = "method"
|
|
|
|
out = ""
|
|
|
|
if make_ref:
|
|
out += ":ref:`{0}<class_{1}_{2}_{0}>` ".format(method_def.name, class_def.name, ref_type)
|
|
else:
|
|
out += "**{}** ".format(method_def.name)
|
|
|
|
out += "**(**"
|
|
for i, arg in enumerate(method_def.parameters):
|
|
if i > 0:
|
|
out += ", "
|
|
else:
|
|
out += " "
|
|
|
|
out += "{} {}".format(arg.type_name.to_rst(state), arg.name)
|
|
|
|
if arg.default_value is not None:
|
|
out += "=" + arg.default_value
|
|
|
|
if isinstance(method_def, MethodDef) and method_def.qualifiers is not None and "vararg" in method_def.qualifiers:
|
|
if len(method_def.parameters) > 0:
|
|
out += ", ..."
|
|
else:
|
|
out += " ..."
|
|
|
|
out += " **)**"
|
|
|
|
if isinstance(method_def, MethodDef) and method_def.qualifiers is not None:
|
|
# Use substitutions for abbreviations. This is used to display tooltips on hover.
|
|
# See `make_footer()` for descriptions.
|
|
for qualifier in method_def.qualifiers.split():
|
|
out += " |" + qualifier + "|"
|
|
|
|
return ret_type, out
|
|
|
|
|
|
def make_heading(title, underline, l10n=True): # type: (str, str, bool) -> str
|
|
if l10n:
|
|
new_title = translate(title)
|
|
if new_title != title:
|
|
title = new_title
|
|
underline *= 2 # Double length to handle wide chars.
|
|
return title + "\n" + (underline * len(title)) + "\n\n"
|
|
|
|
|
|
def make_footer(): # type: () -> str
|
|
# Generate reusable abbreviation substitutions.
|
|
# This way, we avoid bloating the generated rST with duplicate abbreviations.
|
|
# fmt: off
|
|
return (
|
|
".. |virtual| replace:: :abbr:`virtual (" + translate("This method should typically be overridden by the user to have any effect.") + ")`\n"
|
|
".. |const| replace:: :abbr:`const (" + translate("This method has no side effects. It doesn't modify any of the instance's member variables.") + ")`\n"
|
|
".. |vararg| replace:: :abbr:`vararg (" + translate("This method accepts any number of arguments after the ones described here.") + ")`\n"
|
|
)
|
|
# fmt: on
|
|
|
|
|
|
def make_link(url, title): # type: (str, str) -> str
|
|
match = GODOT_DOCS_PATTERN.search(url)
|
|
if match:
|
|
groups = match.groups()
|
|
if match.lastindex == 2:
|
|
# Doc reference with fragment identifier: emit direct link to section with reference to page, for example:
|
|
# `#calling-javascript-from-script in Exporting For Web`
|
|
# Or use the title if provided.
|
|
if title != "":
|
|
return "`" + title + " <../" + groups[0] + ".html" + groups[1] + ">`__"
|
|
return "`" + groups[1] + " <../" + groups[0] + ".html" + groups[1] + ">`__ in :doc:`../" + groups[0] + "`"
|
|
elif match.lastindex == 1:
|
|
# Doc reference, for example:
|
|
# `Math`
|
|
if title != "":
|
|
return ":doc:`" + title + " <../" + groups[0] + ">`"
|
|
return ":doc:`../" + groups[0] + "`"
|
|
else:
|
|
# External link, for example:
|
|
# `http://enet.bespin.org/usergroup0.html`
|
|
if title != "":
|
|
return "`" + title + " <" + url + ">`__"
|
|
return "`" + url + " <" + url + ">`__"
|
|
|
|
|
|
def indent_bullets(text): # type: (str) -> str
|
|
# Take the text and check each line for a bullet point represented by "-".
|
|
# Where found, indent the given line by a further "\t".
|
|
# Used to properly indent bullet points contained in the description for enum values.
|
|
# Ignore the first line - text will be prepended to it so bullet points wouldn't work anyway.
|
|
bullet_points = "-"
|
|
|
|
lines = text.splitlines(keepends=True)
|
|
for line_index, line in enumerate(lines[1:], start=1):
|
|
pos = 0
|
|
while pos < len(line) and line[pos] == "\t":
|
|
pos += 1
|
|
|
|
if pos < len(line) and line[pos] in bullet_points:
|
|
lines[line_index] = line[:pos] + "\t" + line[pos:]
|
|
|
|
return "".join(lines)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|