Function patchString

src/toolbox/patching-tools.ts:125–140

(data: string, opts: GluegunPatchingPatchOptions = {})

}

export function patchString(data: string, opts: GluegunPatchingPatchOptions = {}): string | false {
  // Already includes string, and not forcing it
  if (isPatternIncluded(data, opts.insert) && !opts.force) return false

  // delete <string> is the same as replace <string> + insert ''
  const replaceString = opts.delete || opts.replace

  if (replaceString) {
    if (!isPatternIncluded(data, replaceString)) return false

    // Replace matching string with new string or nothing if nothing provided
    return data.replace(replaceString, `${opts.insert || ''}`)
  } else {
    return insertNextToPattern(data, opts)
  }
}

function insertNextToPattern(data: string, opts: GluegunPatchingPatchOptions) {
  // Insert before/after a particular string