Function enclosingScopeStartLine

src/resolution/name-matcher.ts:1353–1364

1-based start line of the tightest function/method enclosing the call.

(ref: UnresolvedRef, context: ResolutionContext)

/** 1-based start line of the tightest function/method enclosing the call. */
function enclosingScopeStartLine(ref: UnresolvedRef, context: ResolutionContext): number {
  let start = 1;
  for (const n of context.getNodesInFile(ref.filePath)) {
    if (n.kind !== 'function' && n.kind !== 'method') continue;
    if (n.language !== ref.language) continue;
    const end = n.endLine ?? n.startLine;
    if (n.startLine <= ref.line && end >= ref.line && n.startLine >= start) {
      start = n.startLine;
    }
  }
  return start;
}

/**
 * Infer a receiver's type from its local declaration/initializer in the