Elm.Syntax.Pattern

This syntax represents the patterns. For example:

Just x as someMaybe
{name, age}

Types

= AllPattern

| UnitPattern

| CharPattern Char

| StringPattern String

| IntPattern Int

| HexPattern Int

| FloatPattern Float

| TuplePattern (List (Node Pattern))

| RecordPattern (List (Node String))

| UnConsPattern (Node Pattern) (Node Pattern)

| ListPattern (List (Node Pattern))

| VarPattern String

| NamedPattern QualifiedNameRef (List (Node Pattern))

| AsPattern (Node Pattern) (Node String)

| ParenthesizedPattern (Node Pattern)

Custom type for all patterns such as:

{ moduleName : List String

, name : String

}

Qualified name reference such as Maybe.Just.

moduleNames : Pattern -> List ModuleName

Get all the modules names that are used in the pattern (and its nested patterns). Use this to collect qualified patterns, such as Maybe.Just x.

Encode a Pattern syntax element to JSON.

JSON decoder for a Pattern syntax element.