init

lib/lib.ts

@@ -0,0 +1,28 @@
+import { Rule } from "./rule.ts";
+import { PairElts, StructOfArr } from "./types.ts";
+import { Extractor } from "./extractor.ts"
+
+export function extr<A extends string[]>(...args: A): Extractor<StructOfArr<PairElts<A>, string>> {
+    const seps = [] as string[];
+    const vars = [] as string[];
+
+    let pair = true;
+    for (const arg of args) {
+        if (pair) seps.push(arg);
+        else vars.push(arg);
+        pair = !pair;
+    }
+
+    const vars_ = vars as PairElts<A>;
+    const rule = new Rule(seps, vars_);
+    return new Extractor(text => rule.get(text))
+}
+
+Deno.test("types", async () => {
+    const { assertEquals } = await import("https://deno.land/std@0.224.0/assert/assert_equals.ts");
+    const vars = extr()
+        .or(extr("bonjour, ", 'animal', ", poilu"))
+        .or(extr("bonjour, ", 'arbre', ", feuillu"))
+        .get("bonjour, le chêne, feuillu");
+    assertEquals({ vars }, { vars: { "arbre": "le chêne" } })
+})