javascript - Grabbing only the YAML text from a file in JS -


suppose have file has random text mixed yaml text. yaml text between --- , ....

goal: goal take string (taken such file):

--- some: "yaml" some: "more yaml" ...  random text that's not yaml.  --- more: "yaml" ...

and output string contains only yaml parts (including --- , ... delimiters):

--- some: "yaml" some: "more yaml" ...     --- more: "yaml" ...

how 1 this?

this can done string.prototype.match + array.prototype.join:

function extractyaml(string) {     return string.match(/(---(.|\n)*?\.\.\.\n)/g).join(''); }

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