This commit is contained in:
Peritia 2025-09-10 12:50:17 +02:00
parent e4838c1afe
commit 1fcbbd8655
3 changed files with 0 additions and 305 deletions

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#!/usr/bin/env bash
set -euo pipefail
ROOT="${1:-../Modules}" # root dir (defaults to Modules)
OUT_DIR="generated-examples"
mkdir -p "$OUT_DIR"
OUT1="$OUT_DIR/example-with-headers-and-comments.nix"
OUT2="$OUT_DIR/example-with-headers.nix"
OUT3="$OUT_DIR/example-with-comments.nix"
OUT4="$OUT_DIR/example.nix"
echo "Generating $OUT1, $OUT2, $OUT3, $OUT4 from modules under $ROOT ..."
# --- Extract top-of-file module description ---
extract_module_description() {
local file="$1"
awk '
/^ *#/ { gsub(/^ *# */, ""); print " # " $0 }
/^\{ *config,/ { exit }
' "$file"
}
# --- Extract options from a module ---
extract_options() {
local file="$1"
local with_comments="$2"
grep -nE "^[[:space:]]*[a-zA-Z0-9_-]+[[:space:]]*=" "$file" \
| grep -E "lib\.mkOption|lib\.mkEnableOption" \
| sed -E 's/^([0-9]+):[[:space:]]*([a-zA-Z0-9_-]+)[[:space:]]*=.*/\1 \2/' \
| while read -r line name; do
block="$(tail -n +$((line+1)) "$file" | awk '/};/ {exit} {print}')"
defline="$(sed -n "${line}p" "$file")"
kind="mkOption"
[[ "$defline" == *"mkEnableOption"* ]] && kind="mkEnableOption"
if [[ "$kind" == "mkEnableOption" ]]; then
[[ "$with_comments" == "yes" ]] && echo "# mkEnableOption (bool)"
echo "${name} = true;"
else
otype="$(echo "$block" | grep -E "type[[:space:]]*=" | head -n1 | sed -E 's/.*type[[:space:]]*=[[:space:]]*//; s/;//')"
value="…"
desc=""
if echo "$block" | grep -q "default[[:space:]]*="; then
value="$(echo "$block" | grep "default[[:space:]]*=" | head -n1 | sed -E 's/.*default[[:space:]]*=[[:space:]]*(.*);/\1/')"
elif echo "$block" | grep -q "example[[:space:]]*="; then
value="$(echo "$block" | grep "example[[:space:]]*=" | head -n1 | sed -E 's/.*example[[:space:]]*=[[:space:]]*(.*);/\1/')"
fi
if echo "$block" | grep -q "description[[:space:]]*="; then
desc="$(echo "$block" | grep "description[[:space:]]*=" | head -n1 | sed -E 's/.*description[[:space:]]*=[[:space:]]*//; s/^"//; s/"$//')"
[[ -z "$value" || "$value" == "…" ]] && value="… # $desc"
fi
if [[ "$with_comments" == "yes" ]]; then
[[ -n "$otype" ]] && echo "# mkOption type=$otype" || echo "# mkOption"
[[ -n "$desc" ]] && echo "# $desc"
fi
echo "${name} = ${value};"
fi
echo
done
}
# --- Extract module header (optional) ---
extract_header() {
local file="$1"
awk '
/^ *\{ *config,/ { exit }
/^$/ { next }
{ print " " $0 }
' "$file"
}
# --- Write prolog ---
write_prolog() {
local file="$1"
{
echo "{ config, lib, pkgs, ... }:"
echo
echo "{"
echo " nyx-module = {"
} > "$file"
}
# --- Write epilog ---
write_epilog() {
local file="$1"
{
echo " };"
echo "}"
} >> "$file"
}
# --- Prepare all output files ---
for f in "$OUT1" "$OUT2" "$OUT3" "$OUT4"; do
write_prolog "$f"
done
# --- Append modules for a section ---
append_modules() {
local base="$1"
local with_headers="$2"
local with_comments="$3"
local subdir="$4"
find "$ROOT/$subdir" -type f -name "*.nix" ! -name "default.nix" | sort | while read -r f; do
module="$(basename "$f" .nix)"
{
# [[ "$with_headers" == "yes" ]] && extract_module_description "$f"
[[ "$with_headers" == "yes" ]] && extract_header "$f"
echo " ${module} = {"
extract_options "$f" "$with_comments" | sed 's/^/ /'
echo " };"
echo
} >> "$base"
done
}
# --- Process each section in order ---
for section in "system" "home" "hardware"; do
for f in "$OUT1" "$OUT2" "$OUT3" "$OUT4"; do
echo " ${section} = {" >> "$f"
done
append_modules "$OUT1" yes yes "${section^}"
append_modules "$OUT2" yes no "${section^}"
append_modules "$OUT3" no yes "${section^}"
append_modules "$OUT4" no no "${section^}"
for f in "$OUT1" "$OUT2" "$OUT3" "$OUT4"; do
echo " };" >> "$f"
echo >> "$f"
done
done
# --- Finish all files ---
for f in "$OUT1" "$OUT2" "$OUT3" "$OUT4"; do
write_epilog "$f"
done
echo "Wrote:"
echo " - $OUT1"
echo " - $OUT2"
echo " - $OUT3"
echo " - $OUT4"
# a

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#!/usr/bin/env bash
set -euo pipefail
ROOT="${1:-../Modules}" # pass root dir, defaults to Modules
# Generate module boilerplate for each .nix (excluding default.nix)
gen_module_boilerplate() {
local file="$1"
local module
module="$(basename "$file" .nix)"
# skip if non-empty
if [[ -s "$file" ]]; then
echo "Skipping non-empty $file"
return
fi
local ns target
if [[ "$file" == *"/Home/"* ]]; then
ns="home"
target="home.packages"
else
ns="system"
target="environment.systemPackages"
fi
cat > "$file" <<EOF
{ config, lib, pkgs, ... }:
let
cfg = config.nyx-module.${ns}.${module};
in
{
options.nyx-module.${ns}.${module} = {
enable = lib.mkEnableOption "Enable ${module} (${ns}) module";
package = lib.mkOption {
type = lib.types.package;
default = pkgs.${module};
description = "Package to install for ${module}.";
};
};
config = lib.mkIf cfg.enable {
${target} = [ cfg.package ];
};
}
EOF
echo "Wrote boilerplate for $file"
}
gen_default_for_dir() {
local dir="$1"
local file="${dir}/default.nix"
# collect non-default nix files in this directory
local local_modules=()
for f in "$dir"/*.nix; do
[[ -f "$f" && "$(basename "$f")" != "default.nix" ]] && local_modules+=("./$(basename "$f")")
done
# if no local nix files, collect subdirs that contain default.nix
if (( ${#local_modules[@]} > 0 )); then
new_imports=("${local_modules[@]}")
else
local subdirs=()
for sub in "$dir"/*/; do
[[ -d "$sub" && -f "$sub/default.nix" ]] && subdirs+=("./$(basename "$sub")")
done
new_imports=("${subdirs[@]}")
fi
mkdir -p "$dir"
if [[ -f "$file" ]]; then
# Replace imports block in place
awk -v n="${#new_imports[@]}" -v imports="$(printf '%s\n' "${new_imports[@]}")" '
BEGIN {
split(imports, arr, "\n")
printing=1
}
/imports = \[/ {
print " imports = ["
for (i=1; i<=n; i++) {
print " " arr[i]
}
print " ];"
# skip until closing bracket
while (getline > 0) {
if ($0 ~ /\];/) break
}
next
}
{ print }
' "$file" > "$file.tmp" && mv "$file.tmp" "$file"
echo "Updated imports in $file"
else
# brand new default.nix
{
echo "{ config, lib, pkgs, ... }:"
echo
echo "{"
echo " imports = ["
for imp in "${new_imports[@]}"; do
echo " $imp"
done
echo " ];"
echo "}"
} > "$file"
echo "Created $file"
fi
}
# Walk the tree
echo "Generating nix module boilerplates under $ROOT ..."
# 1. Generate boilerplate for all non-default modules
find "$ROOT" -type f -name "*.nix" ! -name "default.nix" | while read -r f; do
gen_module_boilerplate "$f"
done
# 2. Generate default.nix in every directory
find "$ROOT" -type d | while read -r d; do
gen_default_for_dir "$d"
done
echo "Done! All modules + defaults generated."

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############################################################
# System Modules
############################################################
############################################################
# Home Modules
############################################################