Unofficial changelog

This is a community-edited staging ground for changes associated with each release that haven't yet been described on livescript.net.

1.5.0

Breaking changes

• The LHS of [a, ..., b, c, d] = [1 2 3] now behaves the same as [a, ...m, b, c, d] (See #858.)
• To spread an operator over a list literal, the list must be preceeded with a splat. (See #863.)

Features

• REPL gains a saved history file and autocompletion for globals (#695)
• Embedded source maps get generated when requiring a .ls file (#786)
• .json.ls files are handled appropriately when required (#884)
• Class members are now assigned using the ClassName.prototype.memberName = pattern that permits JS optimization tools to identify them as such (#853)
• [for x by y] (#837)
• [.. for from i to j by k] (#859)

Fixes

• Grouping of logical expressions in match cases (#584)
• Bound binary operators (#634)
• Yield inside for-let (#749)
• Yield is callable (#823)
• Error evaluating .ls files with source maps on (#830)
• Windows path bug (#835)
• Loop edge cases you are very unlikely to encounter (#841)
• Heregexes (#844)
• Autovivification with slices (#847)
• Parsing error with nested comprehensions (#854)
• Performance improvement for splat args (#857)

Post-1.5.0

(Up to date as of 03c6e6a)

Fixes

• Anaphorization bugs (#743, #957)
• Report error for labelled and curried functions (#751)
• Implicit it parameter not defined when used in object shorthand (#899)
• Forking bug (#916)
• for in lexing bug (#923)
• match bug (#926)
• REPL bugs (#928, #929)
• Binding access and object slices (#930)
• Reporting source file line numbers (#953)