Search for a literal text pattern in files.
Literal string to search for (NOT regex).
Performs exact substring matching within file content.
Example: "TODO" matches any line containing "TODO"
Optional directory path to search in.
If None, searches in current working directory.
Example: '/workspace/src'
Optional glob pattern to filter which FILES to search.
Filters by filename/path, not content.
Supports standard glob wildcards:
* matches any characters in filename** matches any directories recursively? matches single character[abc] matches one character from set