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Diffstat (limited to 'common/entities.js')
| -rw-r--r-- | common/entities.js | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/common/entities.js b/common/entities.js index 74cad20..41d6e3b 100644 --- a/common/entities.js +++ b/common/entities.js @@ -116,6 +116,28 @@ function* get_used_files(item) } #EXPORT get_used_files AS get_files +/* + * Regex to parse URIs like: + * https://hydrilla.koszko.org/schemas/api_mapping_description-2.schema.json + */ +const name_base_re = "(?<name_base>[^/]*)"; +const major_number_re = "(?<major>[1-9][0-9]*)"; +const minor_number_re = "(?:[1-9][0-9]*|0)"; +const numbers_rest_re = `(?:\\.${minor_number_re})*`; +const version_re = `(?<ver>${major_number_re}${numbers_rest_re})`; +const schema_name_re = `${name_base_re}-${version_re}\\.schema\\.json`; + +const haketilo_schema_name_regex = new RegExp(schema_name_re); +#EXPORT haketilo_schema_name_regex + +/* Extract the number that indicates entity's compatibility mode. */ +function get_schema_major_version(instance) { + const match = haketilo_schema_name_regex.exec(instance.$schema); + + return parseInt(match.groups.major); +} +#EXPORT get_schema_major_version + #IF NEVER /* |