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core[patch]: Fix rollup warning #5929

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merged 3 commits into from
Jun 28, 2024
Merged

core[patch]: Fix rollup warning #5929

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f0f2aa9
core[patch]: Fix rollup warning
bracesproul Jun 28, 2024
f6a4163
chore: lint files
bracesproul Jun 28, 2024
f28fcfd
cr
bracesproul Jun 28, 2024
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15 changes: 10 additions & 5 deletions langchain-core/src/prompts/template.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,11 @@ import mustache from "mustache";
import { MessageContent } from "../messages/index.js";
import type { InputValues } from "../utils/types/index.js";

// Use unescaped HTML
// https://github.com/janl/mustache.js?tab=readme-ov-file#variables
mustache.escape = (text) => text;
function configureMustache() {
// Use unescaped HTML
// https://github.com/janl/mustache.js?tab=readme-ov-file#variables
mustache.escape = (text) => text;
}

/**
* Type that specifies the format of a template.
Expand Down Expand Up @@ -99,6 +101,7 @@ const mustacheTemplateToNodes = (
});

export const parseMustache = (template: string) => {
configureMustache();
const parsed = mustache.parse(template);
return mustacheTemplateToNodes(parsed);
};
Expand All @@ -115,8 +118,10 @@ export const interpolateFString = (template: string, values: InputValues) =>
return res + node.text;
}, "");

export const interpolateMustache = (template: string, values: InputValues) =>
mustache.render(template, values);
export const interpolateMustache = (template: string, values: InputValues) => {
configureMustache();
return mustache.render(template, values);
};

/**
* Type that represents a function that takes a template string and a set
Expand Down