_add() — svelte Function Reference

Architecture documentation for the _add() function in fuzzymatch.js from the svelte codebase.

Function javascript Compiler Transformer calls 1 called by 1

Entity Profile

Compiler→ Transformer→ _add() — svelte Function Reference

Dependency Diagram

graph TD
  ca5600fe_7b5d_97e9_53dc_da8efbfc4d4f["_add()"]
  79034f27_7e89_3edc_1524_ef7e1cf114bf["FuzzySet"]
  ca5600fe_7b5d_97e9_53dc_da8efbfc4d4f -->|defined in| 79034f27_7e89_3edc_1524_ef7e1cf114bf
  e9e928cd_ecf3_b386_9b42_407f2fa12962["add()"]
  e9e928cd_ecf3_b386_9b42_407f2fa12962 -->|calls| ca5600fe_7b5d_97e9_53dc_da8efbfc4d4f
  ec638326_6d60_0f7e_e9c7_35ad5d1fac86["gram_counter()"]
  ca5600fe_7b5d_97e9_53dc_da8efbfc4d4f -->|calls| ec638326_6d60_0f7e_e9c7_35ad5d1fac86
  style ca5600fe_7b5d_97e9_53dc_da8efbfc4d4f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/svelte/src/compiler/phases/1-parse/utils/fuzzymatch.js lines 164–189

	_add(value, gram_size) {
		const normalized_value = value.toLowerCase();
		const items = this.items[gram_size] || [];
		const index = items.length;

		items.push(0);
		const gram_counts = gram_counter(normalized_value, gram_size);
		let sum_of_square_gram_counts = 0;
		let gram;
		let gram_count;

		for (gram in gram_counts) {
			gram_count = gram_counts[gram];
			sum_of_square_gram_counts += Math.pow(gram_count, 2);
			if (gram in this.match_dict) {
				this.match_dict[gram].push([index, gram_count]);
			} else {
				this.match_dict[gram] = [[index, gram_count]];
			}
		}
		const vector_normal = Math.sqrt(sum_of_square_gram_counts);
		// @ts-ignore no idea what this code is doing
		items[index] = [vector_normal, normalized_value];
		this.items[gram_size] = items;
		this.exact_set[normalized_value] = value;
	}