* braodcastable for abstract term

* move sorting and "cleanup" stage to runtime/terms

* use tests/Project.toml instead of [extras]

* drop interaction with constant term special in parsing

* move test deps to test/Project.toml

* expand star expression at run time not parse time

* modelcols(::Term, d) pulls out the column and returns it

* remove dead parsing code

* update test for changes to modelcols(::Term, data)

* WIP: alternative FunctionTerm

* clean up formula.jl, parse-time protection

* fleshing out FunctionTerm2 API methods, add exorig

* protection

* exports, missing methods, lead/lag update

* dead code, tests

* tests pass

* delete rest of FunctionTerm code

* FunctionTerm is dead, long live FunctionTerm

* splatted methods of arithmetic ops not needed

* include Compat.only

* use Compat for only

* test on 1.5, not 1.4 or 1.3

* Revert "use tests/Project.toml instead of [extras]"

This reverts commit 36f451a.

* restore compat bounds for test dependencies

* WIP document protection

* basic tests for [un]protect, fix protect in Protected ctx bug

* more docstrings, include protection in API page, fix doctests

* avoid method ambiguities

* just eval un-protected defs for +, &, and *

* remove unnecessary (and un-used) methods for unprotect

* additional tests for term operators and uniqueify & output

* fix test

* Apply suggestions from code review

Co-authored-by: Milan Bouchet-Valat <nalimilan@club.fr>

* drop _parsed from lead/lag term

* example

* unprotect, doc

* protection section docs summary

* bye bye "usual special"

* move specials to top, eval unprotect

* Apply suggestions from code review

Co-authored-by: Milan Bouchet-Valat <nalimilan@club.fr>

* `@unprotect` -> `@support_unprotect`

* actually defining `@support_unprotect` would be a good idea

* test throws `2 & x`

* update docs, doctest(; fix=true)

* manually specify julia version in docs CI

* few more docstring fixes

* these need to be set at the top level now for some reason

* xtremely breaking

* 0.7

* Update src/terms.jl

Co-authored-by: Milan Bouchet-Valat <nalimilan@club.fr>

* stopgap docs build

* whoops

Co-authored-by: Milan Bouchet-Valat <nalimilan@club.fr>

This reverts commit ce1f58b.

…#274)

* support unprotect also allows schema type

* docs

* use vararg in macro to handle multiple defaults

* remove debugging code

* Update src/schema.jl

Co-authored-by: Milan Bouchet-Valat <nalimilan@club.fr>

* tests + fix error that tests shook out

* non-currying form of ft for tests

---------

Co-authored-by: Milan Bouchet-Valat <nalimilan@club.fr>

…akage (#273)

* allow arbitrary AbstractMatrix in ContrastsMatrix

* put matrix type param second to make it a bit easier

* test sparse matrix for contrasts

* moar tests

* do not export ContrastsCoding and remove deprecation warning

* mandatory levels/labels for hypothesis coding

* use kwdef for constructors

* fix tests

* more test fixes

* remove deprecated tests

* don't need these

* use undefkeyworderror for missing labels/levels

* more tests

* Update test/contrasts.jl

* fix failing doctest

* moar broken doctests

* add a NEWS file with updates from this PR

* unused

---------

Co-authored-by: Milan Bouchet-Valat <nalimilan@club.fr>

* Update doctests and make CI fail if they don't pass

We cannot just use `strict=true` currently as some docstrings
are considered as missing.

* Missing change

* fix doctests

---------

Co-authored-by: Dave Kleinschmidt <dave.f.kleinschmidt@gmail.com>

* functionterm news

* run-time

* Update NEWS.md

Co-authored-by: Phillip Alday <palday@users.noreply.github.com>

* Update NEWS.md

Co-authored-by: Phillip Alday <palday@users.noreply.github.com>

---------

Co-authored-by: Phillip Alday <palday@users.noreply.github.com>

* no compat

* add aqua tests