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Default aliasing refactoring.

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This commit is contained in:
zer0sub 2019-05-03 12:51:57 +02:00
parent 22426c8cad
commit 5ad213885f
16 changed files with 198 additions and 124 deletions
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29
sqlbuilder/column.go
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@ -11,6 +11,8 @@ type Column interface {
Name() string
TableName() string
DefaultAlias() Projection
// Internal function for tracking tableName that a column belongs to
// for the purpose of serialization
setTableName(table string) error
@ -72,26 +74,41 @@ func (c *baseColumn) setTableName(table string) error {
return nil
}
func (c *baseColumn) DefaultAlias() Projection {
return c.As(c.tableName + "." + c.name)
}
func (c baseColumn) Serialize(out *queryData, options ...serializeOption) error {
if c.tableName != "" && !contains(options, NO_TABLE_NAME) {
setOrderBy := out.statementType == set_statement && out.clauseType == order_by_clause
if setOrderBy {
out.WriteString(`"`)
}
if c.tableName != "" {
out.WriteString(c.tableName)
out.WriteString(".")
}
containsDot := strings.Contains(c.name, ".")
wrapColumnName := strings.Contains(c.name, ".") && !setOrderBy
if containsDot {
if wrapColumnName {
out.WriteString(`"`)
}
out.WriteString(c.name)
if containsDot {
if wrapColumnName {
out.WriteString(`"`)
}
if contains(options, FOR_PROJECTION) && !contains(options, SKIP_DEFAULT_ALIASING) && c.tableName != "" {
out.WriteString(" AS \"" + c.tableName + "." + c.name + "\"")
//if contains(options, FOR_PROJECTION) && !contains(options, SKIP_DEFAULT_ALIASING) && c.tableName != "" {
// out.WriteString(" AS \"" + c.tableName + "." + c.name + `"`)
//}
if setOrderBy {
out.WriteString(`"`)
}
return nil