File size: 3,158 Bytes
494c9e4 c911b05 494c9e4 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 | import type { TokenWithOffset } from '../api/generatedSchemas';
import type { FrontendAnalyzeResult, FrontendToken } from '../api/GLTR_API';
import { getDigitsMergeEnabled } from '../utils/digitsMergeManager';
import { cloneFrontendToken, mergeTokensForRendering } from '../utils/tokenUtils';
import {
validateTokenConsistency,
validateTokenProbabilities,
validateTokenPredictions
} from '../utils/dataValidation';
/** 与手动 curl 调试一致的默认 model 字段 */
export const CHAT_DEFAULT_COMPLETION_MODEL = 'instruct';
function normalizeServerTokens(raw: TokenWithOffset[]): FrontendToken[] {
return raw.map((t) => ({
offset: t.offset,
raw: t.raw,
real_topk: t.real_topk ?? undefined,
pred_topk: Array.isArray(t.pred_topk) ? t.pred_topk : []
})) as FrontendToken[];
}
/**
* 使用后端 info_radar.bpe_strings（续写段逐 token 的 offset/raw/real_topk/pred_topk）构建 GLTR 数据。
* 校验失败时抛错，由调用方展示。
*/
function buildFromServerBpeStrings(
completionText: string,
modelName: string | null | undefined,
serverBpe: TokenWithOffset[]
): FrontendAnalyzeResult {
const safeText = completionText;
const tokensRaw = normalizeServerTokens(serverBpe);
const predErr = validateTokenPredictions(tokensRaw);
if (predErr) throw new Error(predErr);
const probErr = validateTokenProbabilities(tokensRaw);
if (probErr) throw new Error(probErr);
const consErr = validateTokenConsistency(tokensRaw, safeText, { allowOverlap: true });
if (consErr) throw new Error(consErr);
const originalTokens = tokensRaw.map((t) => cloneFrontendToken(t));
const bpeBpeMergedTokens = mergeTokensForRendering(originalTokens, safeText, {
digitMerge: getDigitsMergeEnabled(),
});
const mergedErr = validateTokenConsistency(bpeBpeMergedTokens, safeText);
if (mergedErr) throw new Error(mergedErr);
return {
model: modelName ?? null,
error: null,
originalTokens,
bpeBpeMergedTokens,
bpe_strings: bpeBpeMergedTokens,
originalText: safeText
};
}
/**
* 将 completions 结果转为 GLTR_Text_Box 所需数据结构（仅续写段；offset 与后端一致，不经平移）。
* 实际 prompt 由 Chat 页另一 DOM（#chat_prompt_used）单独展示。
* 续写非空时**必须**提供有效 `info_radar.bpe_strings`。
*/
export function buildCompletionDisplayResult(
completionText: string,
modelName: string | null | undefined,
serverBpeStrings?: TokenWithOffset[] | null
): FrontendAnalyzeResult {
const safeText = completionText;
const end = Array.from(safeText).length;
if (end === 0) {
return {
model: modelName ?? null,
bpe_strings: [],
originalTokens: [],
bpeBpeMergedTokens: [],
error: null,
originalText: ''
};
}
if (!serverBpeStrings || serverBpeStrings.length === 0) {
throw new Error('Response missing info_radar.bpe_strings');
}
return buildFromServerBpeStrings(safeText, modelName, serverBpeStrings);
}
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