@langchain/anthropic - npm Package Compare versions

Comparing version 0.3.7 to 0.3.8

dist/utils/message_inputs.js

@@ -21,9 +21,9 @@ /**
 }
-function _mergeMessages(messages) {
+function _ensureMessageContents(messages) {
     // Merge runs of human/tool messages into single human messages with content blocks.
-    const merged = [];
+    const updatedMsgs = [];
     for (const message of messages) {
         if (message._getType() === "tool") {
             if (typeof message.content === "string") {
-                const previousMessage = merged[merged.length - 1];
+                const previousMessage = updatedMsgs[updatedMsgs.length - 1];
                 if (previousMessage?._getType() === "human" &&
@@ -42,3 +42,3 @@ Array.isArray(previousMessage.content) &&
                     // If not, we create a new human message with the tool result.
-                    merged.push(new HumanMessage({
+                    updatedMsgs.push(new HumanMessage({
                         content: [
@@ -55,3 +55,3 @@ {
             else {
-                merged.push(new HumanMessage({
+                updatedMsgs.push(new HumanMessage({
                     content: [
@@ -68,27 +68,6 @@ {
         else {
-            const previousMessage = merged[merged.length - 1];
-            if (previousMessage?._getType() === "human" &&
-                message._getType() === "human") {
-                // eslint-disable-next-line @typescript-eslint/no-explicit-any
-                let combinedContent;
-                if (typeof previousMessage.content === "string") {
-                    combinedContent = [{ type: "text", text: previousMessage.content }];
-                }
-                else {
-                    combinedContent = previousMessage.content;
-                }
-                if (typeof message.content === "string") {
-                    combinedContent.push({ type: "text", text: message.content });
-                }
-                else {
-                    combinedContent = combinedContent.concat(message.content);
-                }
-                previousMessage.content = combinedContent;
-            }
-            else {
-                merged.push(message);
-            }
+            updatedMsgs.push(message);
         }
     }
-    return merged;
+    return updatedMsgs;
 }
@@ -179,3 +158,3 @@ export function _convertLangChainToolCallToAnthropic(toolCall) {
 export function _convertMessagesToAnthropicPayload(messages) {
-    const mergedMessages = _mergeMessages(messages);
+    const mergedMessages = _ensureMessageContents(messages);
     let system;
@@ -182,0 +161,0 @@ if (mergedMessages.length > 0 && mergedMessages[0]._getType() === "system") {

package.json

 {
   "name": "@langchain/anthropic",
-  "version": "0.3.7",
+  "version": "0.3.8",
   "description": "Anthropic integrations for LangChain.js",
@@ -5,0 +5,0 @@ "type": "module",

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Worsened metrics

Total package byte prevSize

183841

decreased by-0.97%

Lines of code

4833

decreased by-0.86%

No dependency changes