Return value for lambdas (#2086)

## Checklist

- [x] I have added
[tests](https://www.cursorless.org/docs/contributing/test-case-recorder/)
- [-] I have updated the
[docs](https://github.com/cursorless-dev/cursorless/tree/main/docs) and
[cheatsheet](https://github.com/cursorless-dev/cursorless/tree/main/cursorless-talon/src/cheatsheet)
- [-] I have not broken the cheatsheet

packages/cursorless-vscode-e2e/src/suite/fixtures/recorded/languages/java/changeValue3.yml

@@ -0,0 +1,23 @@
+languageId: java
+command:
+  version: 6
+  spokenForm: change value
+  action:
+    name: clearAndSetSelection
+    target:
+      type: primitive
+      modifiers:
+        - type: containingScope
+          scopeType: {type: value}
+  usePrePhraseSnapshot: true
+initialState:
+  documentContents: map(str -> str.length);
+  selections:
+    - anchor: {line: 0, character: 4}
+      active: {line: 0, character: 4}
+  marks: {}
+finalState:
+  documentContents: map(str -> );
+  selections:
+    - anchor: {line: 0, character: 11}
+      active: {line: 0, character: 11}

packages/cursorless-vscode-e2e/src/suite/fixtures/recorded/languages/java/changeValue4.yml

@@ -0,0 +1,23 @@
+languageId: java
+command:
+  version: 6
+  spokenForm: change value
+  action:
+    name: clearAndSetSelection
+    target:
+      type: primitive
+      modifiers:
+        - type: containingScope
+          scopeType: {type: value}
+  usePrePhraseSnapshot: true
+initialState:
+  documentContents: map(str -> 0);
+  selections:
+    - anchor: {line: 0, character: 4}
+      active: {line: 0, character: 4}
+  marks: {}
+finalState:
+  documentContents: map(str -> );
+  selections:
+    - anchor: {line: 0, character: 11}
+      active: {line: 0, character: 11}

packages/cursorless-vscode-e2e/src/suite/fixtures/recorded/languages/python/changeValue6.yml

@@ -0,0 +1,23 @@
+languageId: python
+command:
+  version: 6
+  spokenForm: change value
+  action:
+    name: clearAndSetSelection
+    target:
+      type: primitive
+      modifiers:
+        - type: containingScope
+          scopeType: {type: value}
+  usePrePhraseSnapshot: true
+initialState:
+  documentContents: "map(lambda str: len(str))"
+  selections:
+    - anchor: {line: 0, character: 4}
+      active: {line: 0, character: 4}
+  marks: {}
+finalState:
+  documentContents: "map(lambda str: )"
+  selections:
+    - anchor: {line: 0, character: 16}
+      active: {line: 0, character: 16}

packages/cursorless-vscode-e2e/src/suite/fixtures/recorded/languages/python/changeValue7.yml

@@ -0,0 +1,23 @@
+languageId: python
+command:
+  version: 6
+  spokenForm: change value
+  action:
+    name: clearAndSetSelection
+    target:
+      type: primitive
+      modifiers:
+        - type: containingScope
+          scopeType: {type: value}
+  usePrePhraseSnapshot: true
+initialState:
+  documentContents: "map(lambda str: 0)"
+  selections:
+    - anchor: {line: 0, character: 4}
+      active: {line: 0, character: 4}
+  marks: {}
+finalState:
+  documentContents: "map(lambda str: )"
+  selections:
+    - anchor: {line: 0, character: 16}
+      active: {line: 0, character: 16}

packages/cursorless-vscode-e2e/src/suite/fixtures/recorded/languages/typescript/changeValue3.yml

@@ -0,0 +1,23 @@
+languageId: typescript
+command:
+  version: 6
+  spokenForm: change value
+  action:
+    name: clearAndSetSelection
+    target:
+      type: primitive
+      modifiers:
+        - type: containingScope
+          scopeType: {type: value}
+  usePrePhraseSnapshot: true
+initialState:
+  documentContents: map(str => str.length)
+  selections:
+    - anchor: {line: 0, character: 4}
+      active: {line: 0, character: 4}
+  marks: {}
+finalState:
+  documentContents: map(str => )
+  selections:
+    - anchor: {line: 0, character: 11}
+      active: {line: 0, character: 11}

packages/cursorless-vscode-e2e/src/suite/fixtures/recorded/languages/typescript/changeValue4.yml

@@ -0,0 +1,23 @@
+languageId: typescript
+command:
+  version: 6
+  spokenForm: change value
+  action:
+    name: clearAndSetSelection
+    target:
+      type: primitive
+      modifiers:
+        - type: containingScope
+          scopeType: {type: value}
+  usePrePhraseSnapshot: true
+initialState:
+  documentContents: map(str => 0)
+  selections:
+    - anchor: {line: 0, character: 4}
+      active: {line: 0, character: 4}
+  marks: {}
+finalState:
+  documentContents: map(str => )
+  selections:
+    - anchor: {line: 0, character: 11}
+      active: {line: 0, character: 11}

queries/java.scm

@@ -318,3 +318,11 @@
   (return_statement) @value @_.domain
   (#child-range! @value 1 -2)
 )
+
+;;!! str -> str.length > 0
+;;!         ^^^^^^^^^^^^^^
+;;!  ---------------------
+(lambda_expression
+  body: (_) @value
+  (#not-type? @value block)
+) @_.domain

queries/javascript.core.scm

@@ -370,6 +370,14 @@
   (_) @value
 ) @_.domain
 
+;;!! str => str.length > 0
+;;!         ^^^^^^^^^^^^^^
+;;!  ---------------------
+(arrow_function
+  body: (_) @value
+  (#not-type? @value statement_block)
+) @_.domain
+
 ;; name:
 ;;!! for (const aaa of bbb) {}
 ;;!             ^^^

queries/python.scm

@@ -142,6 +142,13 @@
   (_) @value
 ) @_.domain
 
+;;!! lambda str: len(str) > 0
+;;!              ^^^^^^^^^^^^
+;;!  ------------------------
+(lambda
+  body: (_) @value
+) @_.domain
+
 ;; value:
 ;;!! for aaa in bbb:
 ;;!             ^^^