Add author_builder SCons builder function

Author: Spartan322

SConstruct

@@ -13,6 +13,7 @@ from build.option_handler import OptionsClass
 from build.glob_recursive import GlobRecursive
 from build.git_info import get_git_info, git_builder
 from build.license_info import license_builder
+from build.author_info import author_builder
 from build.cache import show_progress
 
 def normalize_path(val, env):
@@ -277,6 +278,8 @@ env.GlobRecursive = GlobRecursive
 env.get_git_info = get_git_info
 env.license_builder = license_builder
 env.git_builder = git_builder
+env.author_builder = author_builder
+
 
 def to_raw_cstring(value: Union[str, List[str]]) -> str:
     MAX_LITERAL = 35 * 1024

build/author_info.py

@@ -0,0 +1,48 @@
+def author_builder(target, source, env):
+    name_prefix = env.get("name_prefix", "project")
+    prefix_upper = name_prefix.upper()
+    sections = env.get("sections", {"Developers": "AUTHORS_DEVELOPERS"})
+
+    def get_buffer() -> bytes:
+        with open(str(source[0]), "rb") as file:
+            return file.read()
+
+    buffer = get_buffer()
+
+    reading = False
+
+    with open(str(target[0]), "wt", encoding="utf-8", newline="\n") as file:
+        file.write("/* THIS FILE IS GENERATED. EDITS WILL BE LOST. */\n\n")
+        file.write(
+            """\
+#pragma once
+
+#include <array>
+#include <string_view>
+
+namespace OpenVic {
+"""
+        )
+
+        def close_section():
+            file.write("\t});\n")
+
+        for line in buffer.decode().splitlines():
+            if line.startswith("    ") and reading:
+                file.write(f'\t\t"{env.to_escaped_cstring(line).strip()}",\n')
+            elif line.startswith("## "):
+                if reading:
+                    close_section()
+                    file.write("\n")
+                    reading = False
+                section = sections.get(line[3:].strip(), None)
+                if section:
+                    file.write(
+                        f"\tstatic constexpr std::array {prefix_upper}_{section} = std::to_array<std::string_view>({{\n"
+                    )
+                    reading = True
+
+        if reading:
+            close_section()
+
+        file.write("}")