Class DTSParser

tools/mcdevicetree.js:1016–1496

initCharTable();

class DTSParser {
  constructor() {
    this.content = '';
    this.pos = 0;
    this.length = 0;
  }

  /**
   * Parse DTS content
   */
  parse(content) {
    this.content = content;
    this.contentS = new String(content);		// to avoid temporary instances
    this.pos = 0;
    this.length = content.length;
    
    const result = {
      version: null,
      nodes: {},
      includes: [],
      comments: []
    };

    // Extract version quickly
    const versionIndex = content.indexOf('/dts-v1/');
    if (versionIndex !== -1) {
      result.version = 'v1';
    }

    // Skip to root node
    this.skipToRoot();
    
    if (this.pos < this.length && this.content.charCodeAt(this.pos) === SLASH) {
      const nextCode = this.pos + 1 < this.length ? this.content.charCodeAt(this.pos + 1) : 0;
      if (nextCode !== 42) { // not '/*'
        const rootNode = this.parseNode();
        if (rootNode) {
          result.nodes[rootNode.name] = rootNode;
        }
      }
    }

    return result;
  }

  isWhitespace(code) {
    return CHAR_TABLE[code] & WHITESPACE;
  }
  isDigit(code) {
    return CHAR_TABLE[code] & DIGIT;
  }
  isHexDigit(code) {
    return CHAR_TABLE[code] & HEX_DIGIT;
  }
  isIdentifierStart(code) {
    return CHAR_TABLE[code] & IDENTIFIER_START;
  }
  isIdentifierChar(code) {