tree-sitter/script/fetch-fixtures

#!/usr/bin/env bash

GRAMMARS_DIR=$(dirname "$0")/../test/fixtures/grammars

fetch_grammar() {
  local grammar=$1
  local ref=$2
  local grammar_dir=${GRAMMARS_DIR}/${grammar}
  local grammar_url=https://github.com/tree-sitter/tree-sitter-${grammar}

  echo "Updating ${grammar} grammar..."

  if [ ! -d "$grammar_dir" ]; then
    git clone "$grammar_url" "$grammar_dir" --depth=1
  fi

  (
    cd "$grammar_dir" || exit
    git fetch origin "$ref" --depth=1
    git reset --hard FETCH_HEAD
  )
}

fetch_grammar bash              master
fetch_grammar c                 master
fetch_grammar cpp               master
fetch_grammar embedded-template master
fetch_grammar go                master
fetch_grammar html              master
fetch_grammar java              master
fetch_grammar javascript        master
fetch_grammar jsdoc             master
fetch_grammar json              master
fetch_grammar php               master
fetch_grammar python            master
fetch_grammar ruby              master
fetch_grammar rust              master
fetch_grammar typescript        master