pre-bemis

rpi-case/.claude/skills/openscad/tools/extract-params.sh

@@ -0,0 +1,147 @@
+#!/bin/bash
+# Extract customizable parameters from an OpenSCAD file
+# Usage: extract-params.sh input.scad [--json]
+#
+# Parses parameter declarations with special comments:
+#   param = value;           // [min:max] Description
+#   param = value;           // [min:step:max] Description  
+#   param = value;           // [opt1, opt2] Description
+#   param = value;           // Description only
+
+set -e
+
+if [ $# -lt 1 ]; then
+    echo "Usage: $0 input.scad [--json]"
+    exit 1
+fi
+
+INPUT="$1"
+JSON_OUTPUT=false
+
+if [ "$2" = "--json" ]; then
+    JSON_OUTPUT=true
+fi
+
+if [ ! -f "$INPUT" ]; then
+    echo "Error: File not found: $INPUT"
+    exit 1
+fi
+
+# Extract parameters using Python for better parsing
+extract_params() {
+    python3 -c '
+import sys
+import re
+
+filename = sys.argv[1]
+in_block = 0
+
+with open(filename, "r") as f:
+    for line in f:
+        # Track block depth (skip params inside modules/functions)
+        in_block += line.count("{") - line.count("}")
+        if in_block > 0:
+            continue
+            
+        # Match: varname = value; // comment
+        match = re.match(r"^\s*([a-zA-Z_][a-zA-Z0-9_]*)\s*=\s*([^;]+);\s*(?://\s*(.*))?", line)
+        if not match:
+            continue
+            
+        var_name = match.group(1)
+        value = match.group(2).strip()
+        comment = match.group(3) or ""
+        
+        # Determine type
+        if value in ("true", "false"):
+            var_type = "boolean"
+        elif re.match(r"^-?\d+$", value):
+            var_type = "integer"
+        elif re.match(r"^-?\d*\.?\d+$", value):
+            var_type = "number"
+        elif value.startswith("\"") and value.endswith("\""):
+            var_type = "string"
+            value = value[1:-1]  # Remove quotes
+        elif value.startswith("["):
+            var_type = "array"
+        else:
+            var_type = "expression"
+        
+        # Parse comment for range/options
+        range_val = ""
+        options_val = ""
+        description = comment
+        
+        range_match = re.match(r"\[([^\]]+)\]\s*(.*)", comment)
+        if range_match:
+            bracket_content = range_match.group(1)
+            description = range_match.group(2)
+            
+            # Check if numeric range (contains :) or options (contains ,)
+            if ":" in bracket_content and not "," in bracket_content:
+                range_val = bracket_content
+            else:
+                options_val = bracket_content
+        
+        # Output pipe-delimited
+        print(f"{var_name}|{value}|{var_type}|{range_val}|{options_val}|{description}")
+' "$INPUT"
+}
+
+if [ "$JSON_OUTPUT" = true ]; then
+    echo "["
+    first=true
+    while IFS='|' read -r name value type range options description; do
+        if [ "$first" = true ]; then
+            first=false
+        else
+            echo ","
+        fi
+        
+        # Escape quotes in values
+        value=$(echo "$value" | sed 's/"/\\"/g')
+        description=$(echo "$description" | sed 's/"/\\"/g')
+        
+        # Build JSON object
+        printf '  {\n'
+        printf '    "name": "%s",\n' "$name"
+        printf '    "value": "%s",\n' "$value"
+        printf '    "type": "%s"' "$type"
+        
+        if [ -n "$range" ]; then
+            printf ',\n    "range": "%s"' "$range"
+        fi
+        if [ -n "$options" ]; then
+            printf ',\n    "options": "%s"' "$options"
+        fi
+        if [ -n "$description" ]; then
+            printf ',\n    "description": "%s"' "$description"
+        fi
+        printf '\n  }'
+    done < <(extract_params)
+    echo ""
+    echo "]"
+else
+    echo "Parameters in: $INPUT"
+    echo "==============================================="
+    printf "%-20s %-15s %-10s %s\n" "NAME" "VALUE" "TYPE" "CONSTRAINT/DESC"
+    echo "-----------------------------------------------"
+    
+    while IFS='|' read -r name value type range options description; do
+        constraint=""
+        if [ -n "$range" ]; then
+            constraint="[$range]"
+        elif [ -n "$options" ]; then
+            constraint="[$options]"
+        fi
+        if [ -n "$description" ]; then
+            if [ -n "$constraint" ]; then
+                constraint="$constraint $description"
+            else
+                constraint="$description"
+            fi
+        fi
+        
+        printf "%-20s %-15s %-10s %s\n" "$name" "$value" "$type" "$constraint"
+    done < <(extract_params)
+fi