Refactor SQL formatting logic to adjust indentation and improve spacing for insert and update values group.

Author: xterao

src/main/kotlin/org/domaframework/doma/intellij/formatter/block/SqlFileBlock.kt

@@ -40,8 +40,10 @@ import org.domaframework.doma.intellij.formatter.block.group.column.SqlColumnRaw
 import org.domaframework.doma.intellij.formatter.block.group.keyword.SqlKeywordGroupBlock
 import org.domaframework.doma.intellij.formatter.block.group.keyword.inline.SqlInlineGroupBlock
 import org.domaframework.doma.intellij.formatter.block.group.keyword.inline.SqlInlineSecondGroupBlock
+import org.domaframework.doma.intellij.formatter.block.group.keyword.insert.SqlInsertValueGroupBlock
 import org.domaframework.doma.intellij.formatter.block.group.keyword.update.SqlUpdateColumnAssignmentSymbolBlock
 import org.domaframework.doma.intellij.formatter.block.group.keyword.update.SqlUpdateSetGroupBlock
+import org.domaframework.doma.intellij.formatter.block.group.keyword.update.SqlUpdateValueGroupBlock
 import org.domaframework.doma.intellij.formatter.block.group.keyword.with.SqlWithColumnGroupBlock
 import org.domaframework.doma.intellij.formatter.block.group.keyword.with.SqlWithCommonTableGroupBlock
 import org.domaframework.doma.intellij.formatter.block.group.keyword.with.SqlWithQueryGroupBlock
@@ -483,8 +485,15 @@ class SqlFileBlock(
             return SqlCustomSpacingBuilder.normalSpacing
         }
 
-        if (childBlock1 is SqlSubGroupBlock && childBlock2 is SqlSubGroupBlock) {
-            return SqlCustomSpacingBuilder.nonSpacing
+        if (childBlock1 is SqlSubGroupBlock) {
+            if (childBlock2 is SqlSubGroupBlock) {
+                return SqlCustomSpacingBuilder.nonSpacing
+            }
+            if (childBlock1 is SqlInsertValueGroupBlock ||
+                childBlock1 is SqlUpdateValueGroupBlock
+            ) {
+                return SqlCustomSpacingBuilder.normalSpacing
+            }
         }
 
         // Do not leave a space after the comment block of the bind variable
@@ -546,8 +555,6 @@ class SqlFileBlock(
                 }
 
                 is SqlDataTypeParamBlock, is SqlFunctionParamBlock -> return SqlCustomSpacingBuilder.nonSpacing
-
-                // else -> return SqlCustomSpacingBuilder.normalSpacing
             }
         }
 

src/main/kotlin/org/domaframework/doma/intellij/formatter/block/SqlRightPatternBlock.kt

@@ -24,6 +24,7 @@ import org.domaframework.doma.intellij.formatter.block.group.keyword.SqlKeywordG
 import org.domaframework.doma.intellij.formatter.block.group.keyword.condition.SqlConditionalExpressionGroupBlock
 import org.domaframework.doma.intellij.formatter.block.group.keyword.create.SqlCreateTableColumnDefinitionGroupBlock
 import org.domaframework.doma.intellij.formatter.block.group.keyword.insert.SqlInsertColumnGroupBlock
+import org.domaframework.doma.intellij.formatter.block.group.keyword.insert.SqlInsertValueGroupBlock
 import org.domaframework.doma.intellij.formatter.block.group.keyword.second.SqlValuesGroupBlock
 import org.domaframework.doma.intellij.formatter.block.group.keyword.update.SqlUpdateColumnGroupBlock
 import org.domaframework.doma.intellij.formatter.block.group.keyword.update.SqlUpdateSetGroupBlock
@@ -66,6 +67,7 @@ open class SqlRightPatternBlock(
                 SqlUpdateColumnGroupBlock::class,
                 SqlUpdateValueGroupBlock::class,
                 SqlCreateTableColumnDefinitionGroupBlock::class,
+                SqlInsertValueGroupBlock::class,
             )
 
         val NOT_INDENT_EXPECTED_TYPES =

src/main/kotlin/org/domaframework/doma/intellij/formatter/block/group/keyword/insert/SqlInsertValueGroupBlock.kt

@@ -29,7 +29,7 @@ class SqlInsertValueGroupBlock(
     ) {
     override fun setParentGroupBlock(lastGroup: SqlBlock?) {
         super.setParentGroupBlock(lastGroup)
-        indent.groupIndentLen = createBlockIndentLen()
+        indent.groupIndentLen = createBlockIndentLen().plus(1)
     }
 
     override fun setParentPropertyBlock(lastGroup: SqlBlock?) {

src/main/kotlin/org/domaframework/doma/intellij/formatter/block/group/keyword/update/SqlUpdateValueGroupBlock.kt

@@ -62,7 +62,8 @@ class SqlUpdateValueGroupBlock(
         parentBlock?.let { parent ->
             if (parent is SqlUpdateSetGroupBlock) {
                 val parentGroupIndent = parent.indent.groupIndentLen
-                return parentGroupIndent.plus(3)
+                // Add four spaces after the SET keyword: " = " and "("
+                return parentGroupIndent.plus(4)
             }
         } ?: return offset
         return offset

src/test/testData/sql/formatter/InsertConflictNothing_format.sql

@@ -2,6 +2,6 @@ INSERT INTO employee
             (id
              , username)
      VALUES ( /* employees.id */0
-             , /* employees.name */'name')
+              , /* employees.name */'name' )
 ON CONFLICT (username) ON CONSTRAINT
 DO NOTHING 

src/test/testData/sql/formatter/InsertConflictUpdateWithOutTable_format.sql

@@ -1,8 +1,8 @@
 INSERT INTO users
             (username
              , email)
-     VALUES ('user'
-             , '[email protected]')
+     VALUES ( 'user'
+              , '[email protected]' )
 ON CONFLICT ON CONSTRAINT
 DO UPDATE
       SET email = EXCLUDED.email

src/test/testData/sql/formatter/InsertReturning_format.sql

@@ -7,15 +7,15 @@ INSERT INTO /*# tableName */
              , x3
              , x4)
      VALUES ( /* reportId */1
-             , /* reportId */1
-             /*%for entity : entities */
-             , /* entity.value */'abc'
-             /*%end*/
-             , /* @userId() */1
-             , x5
-             , /* @userId() */1
-             , x6
-             , 1
-             , /* @maxDateTime() */'9999-12-31')
+              , /* reportId */1
+              /*%for entity : entities */
+              , /* entity.value */'abc'
+              /*%end*/
+              , /* @userId() */1
+              , x5
+              , /* @userId() */1
+              , x6
+              , 1
+              , /* @maxDateTime() */'9999-12-31' )
 RETURNING x1
           , x2 

src/test/testData/sql/formatter/InsertWithBindVariable_format.sql

@@ -7,13 +7,13 @@ INSERT INTO /*# tableName */
              , x3
              , x4)
      VALUES ( /* reportId */1
-             , /* reportId */1
-             /*%for entity : entities */
-             , /* entity.value */'abc'
-             /*%end*/
-             , /* @userId() */1
-             , x5
-             , /* @userId() */1
-             , x6
-             , 1
-             , /* @maxDateTime() */'9999-12-31') 
+              , /* reportId */1
+              /*%for entity : entities */
+              , /* entity.value */'abc'
+              /*%end*/
+              , /* @userId() */1
+              , x5
+              , /* @userId() */1
+              , x6
+              , 1
+              , /* @maxDateTime() */'9999-12-31' ) 

src/test/testData/sql/formatter/Insert_format.sql

@@ -7,13 +7,13 @@ INSERT INTO /*# tableName */
              , x3
              , x4)
      VALUES ( /* reportId */1
-             , /* reportId */1
-             /*%for entity : entities */
-             , /* entity.value */'abc'
-             /*%end*/
-             , /* @userId() */1
-             , x5
-             , /* @userId() */1
-             , x6
-             , 1
-             , /* @maxDateTime() */'9999-12-31') 
+              , /* reportId */1
+              /*%for entity : entities */
+              , /* entity.value */'abc'
+              /*%end*/
+              , /* @userId() */1
+              , x5
+              , /* @userId() */1
+              , x6
+              , 1
+              , /* @maxDateTime() */'9999-12-31' ) 

src/test/testData/sql/formatter/UpdateTupleAssignment_format.sql

@@ -7,10 +7,10 @@ UPDATE /*# tableName */
         /*%end*/
        )
        = ( /* @userId() */1
-          , x
-          , x + 1
-          /*%for entity : entities */
-          , /* entity.value */'abc'
-          /*%end*/
+           , x
+           , x + 1
+           /*%for entity : entities */
+           , /* entity.value */'abc'
+           /*%end*/
          )
  WHERE x = /* reportId */1