73 lines
2.5 KiB
Python
73 lines
2.5 KiB
Python
"""Functions used to generate source files during build time"""
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import os
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import methods
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def parse_template(inherits, source, delimiter):
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script_template = {
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"inherits": inherits,
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"name": "",
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"description": "",
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"version": "",
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"script": "",
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"space-indent": "4",
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}
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meta_prefix = delimiter + " meta-"
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meta = ["name", "description", "version", "space-indent"]
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with open(source, "r", encoding="utf-8") as f:
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lines = f.readlines()
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for line in lines:
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if line.startswith(meta_prefix):
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line = line[len(meta_prefix) :]
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for m in meta:
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if line.startswith(m):
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strip_length = len(m) + 1
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script_template[m] = line[strip_length:].strip()
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else:
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script_template["script"] += line
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if script_template["space-indent"] != "":
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indent = " " * int(script_template["space-indent"])
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script_template["script"] = script_template["script"].replace(indent, "_TS_")
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if script_template["name"] == "":
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script_template["name"] = os.path.splitext(os.path.basename(source))[0].replace("_", " ").title()
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script_template["script"] = (
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script_template["script"].replace('"', '\\"').lstrip().replace("\n", "\\n").replace("\t", "_TS_")
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)
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return (
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f'{{ String("{script_template["inherits"]}"), '
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+ f'String("{script_template["name"]}"), '
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+ f'String("{script_template["description"]}"), '
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+ f'String("{script_template["script"]}") }},'
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)
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def make_templates(target, source, env):
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delimiter = "#" # GDScript single line comment delimiter by default.
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if source:
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ext = os.path.splitext(str(source[0]))[1]
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if ext == ".cs":
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delimiter = "//"
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parsed_templates = []
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for filepath in source:
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filepath = str(filepath)
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node_name = os.path.basename(os.path.dirname(filepath))
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parsed_templates.append(parse_template(node_name, filepath, delimiter))
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parsed_template_string = "\n\t".join(parsed_templates)
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with methods.generated_wrapper(str(target[0])) as file:
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file.write(f"""\
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#include "core/object/object.h"
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#include "core/object/script_language.h"
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inline constexpr int TEMPLATES_ARRAY_SIZE = {len(parsed_templates)};
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static const struct ScriptLanguage::ScriptTemplate TEMPLATES[TEMPLATES_ARRAY_SIZE] = {{
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{parsed_template_string}
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}};
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""")
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