fileTypes:
  - cmdsignature
scopeName: source.cmdsignature
# a dictionary (i.e. key/value pairs) of rules which can be included from other
# places in the grammar. The key is the name of the rule and the value is the actual rule.
repository:
  variable-reference:
    name: variable.other.cmdsignature
    begin: \$(ENV|CACHE)?{
    beginCaptures:
      "0": { name: punctuation.definition.variable-ref.start.cmdsignature }
    end: "}"
    endCaptures:
      "0": { name: punctuation.definition.variable-ref.end.cmdsignature }
    patterns:
      - include: "#variable-reference"
  generator-expression:
    name: variable.other.cmdsignature
    begin: \$\<
    beginCaptures:
      "0": { name: punctuation.definition.generator-exp.start.cmdsignature }
    end: \>
    endCaptures:
      "0": { name: punctuation.definition.generator-exp.end.cmdsignature }
    patterns:
      - include: "#generator-expression"

patterns:
  # string
  - name: string.quoted.double.cmdsignature
    begin: '"'
    end: '"'
    patterns:
      - include: "#variable-reference"
      - include: "#generator-expression"
      - name: constant.character.escape.cmdsignature
        match: \\.
  # variable reference
  - include: "#variable-reference"
  # generator expression
  - include: "#generator-expression"
  # command
  - name: entity.name.function.cmdsignature
    match: ^(cmake_host_system_information|cmake_language|cmake_minimum_required|cmake_parse_arguments|cmake_path|cmake_policy|configure_file|endfunction|endmacro|execute_process|file|find_file|find_library|find_package|find_path|find_program|function|get_cmake_property|get_directory_property|get_filename_component|get_property|include|include_guard|list|macro|mark_as_advanced|math|message|option|separate_arguments|set|set_directory_properties|set_property|site_name|string|unset|variable_watch|add_compile_definitions|add_compile_options|add_custom_command|add_custom_target|add_definitions|add_dependencies|add_executable|add_library|add_link_options|add_subdirectory|add_test|aux_source_directory|build_command|create_test_sourcelist|define_property|enable_language|enable_testing|export|fltk_wrap_ui|get_source_file_property|get_target_property|get_test_property|include_directories|include_external_msproject|include_regular_expression|install|link_directories|link_libraries|load_cache|project|remove_definitions|set_source_files_properties|set_target_properties|set_tests_properties|source_group|target_compile_definitions|target_compile_features|target_compile_options|target_include_directories|target_link_directories|target_link_libraries|target_link_options|target_precompile_headers|target_sources|try_compile|try_run|ctest_build|ctest_configure|ctest_coverage|ctest_empty_binary_directory|ctest_memcheck|ctest_read_custom_files|ctest_run_script|ctest_sleep|ctest_start|ctest_submit|ctest_test|ctest_update|ctest_upload)\b
  # Deprecated Commands
  - name: invalid.deprecated.command.cmdsignature
    match: ^(build_name|exec_program|export_library_dependencies|install_files|install_programs|install_targets|load_command|make_directory|output_required_files|qt_wrap_cpp|qt_wrap_ui|remove|subdir_depends|subdirs|use_mangled_mesa|utility_source|variable_requires|write_file)\b
  # flow control commands in cmake
  - name: keyword.control.cmdsignature
    match: ^(if|elif|else|endif|while|endwhile|break|continue|foreach|endforeach|return)\b
  # unary tests operators
  - name: keyword.other.unary.cmdsignature
    match: \b(EXISTS|COMMAND|DEFINED)\b
  # binary tests operators
  - name: keyword.other.binary.cmdsignature
    match: \b(EQUAL|LESS|LESS_EQUAL|GREATER|GREATER_EQUAL|STREQUAL|STRLESS|STRLESS_EQUAL|STRGREATER|STRGREATER_EQUAL|VERSION_EQUAL|VERSION_LESS|VERSION_LESS_EQUAL|VERSION_GREATER|VERSION_GREATER_EQUAL|MATCHES)\b
  # logical operators
  - name: keyword.other.logical.cmdsignature
    match: \b(NOT|AND|OR)\b
  # bool constant
  - name: constant.language.bool.cmake
    match: \b(ON|YES|TRUE|Y|OFF|NO|FALSE|N|IGNORE|NOTFOUND|\w*-NOTFOUND)\b
  # CACHE variable type
  - name: entity.name.type.cmdsignature
    match: \b(BOOL|FILEPATH|PATH|STRING|INTERNAL)\b
  # bool constant
  - name: constant.language.bool.cmdsignature
    match: \b(?i:ON|YES|TRUE|Y|OFF|NO|FALSE|N|IGNORE|NOTFOUND|\w*-NOTFOUND)\b
  # keyword
  - name: keyword.other.cmdsignature
    match: \b[A-Z0-9_]+\b