Reserved macros

```
$ ack --type=julia '@(begin|while|if|for|try|return|break|continue|function|macro|quote|let|local|global|const|do|struct|end|else|catch|finally|true|false)\b' ALL_PACKAGES/
ALL_PACKAGES/ACME/src/ACME.jl
575:@struct ModelRunner{Model<:DiscreteModel,ShowProgress} begin

ALL_PACKAGES/ACME/src/circuit.jl
11:@struct Circuit begin

ALL_PACKAGES/ACME/src/solvers.jl
8:@struct ParametricNonLinEq{F_eval<:Function,F_setp<:Function,F_calcjp<:Function,Scratch} begin
47:@struct LinearSolver begin

ALL_PACKAGES/CLFFT/src/api.jl
134:# @return Enum describing error condition; superset of OpenCL error codes
141:# @return    Enum describing error condition; superset of OpenCL error codes
146:# @return Enum describing error condition; superset of OpenCL error codes
154:# @return Enum describing error condition; superset of OpenCL error codes
164:# @return Enum describing error condition; superset of OpenCL error codes
173:# @return Enum describing error condition; superset of OpenCL error codes
199:# @return Enum describing error condition; superset of OpenCL error codes
205:# @return Enum describing error condition; superset of OpenCL error codes
213: # @return Enum describing error condition; superset of OpenCL error codes
221:# @return Enum describing error condition; superset of OpenCL error codes
228:# @return Enum describing error condition; superset of OpenCL error codes
237:# @return Enum describing error condition; superset of OpenCL error codes
246:# @return Enum describing error condition; superset of OpenCL error codes
254:# @return Enum describing error condition; superset of OpenCL error codes
262:# @return Enum describing error condition; superset of OpenCL error codes
271:# @return Enum describing error condition; superset of OpenCL error codes
278:# @return Enum describing error condition; superset of OpenCL error codes
287:# @return Enum describing error condition; superset of OpenCL error codes
295:# @return Enum describing error condition; superset of OpenCL error codes
423:# @return Enum describing error condition; superset of OpenCL error codes

ALL_PACKAGES/COFF/src/COFF.jl
64:@struct immutable COFFHeader
102:@struct immutable OptionalHeaderStandard
113:@struct immutable IMAGE_DATA_DIRECTORY
118:@struct immutable DataDirectories
141:    @struct immutable OptionalHeaderWindows
166:    @struct immutable OptionalHeader
180:    @struct immutable OptionalHeaderWindows
204:    @struct immutable OptionalHeader
213:@struct immutable tiny_fixed_string
232:@struct immutable SectionHeader <: ObjFileBase.Section{COFFObjectHandle}
284:@struct immutable SymbolName
309:@struct immutable SymtabEntry <: ObjFileBase.SymtabEntry{COFFHandle}
347:@struct immutable RelocationEntry
681:@struct immutable ImportDirectoryEntry

ALL_PACKAGES/COFF/src/mingw.jl
3:@struct immutable runtime_pseudo_reloc_item_v1
8:@struct immutable runtime_pseudo_reloc_item_v2
14:@struct immutable runtime_pseudo_reloc_v2

ALL_PACKAGES/DWARF/src/DWARF.jl
30:        @struct immutable CUHeader <: DWARF.DWARFCUHeader
37:        @struct immutable TUHeader <: DWARF.DWARFTUHeader
46:        @struct immutable ARHeader <: DWARF.DWARFARHeader
54:        @struct immutable PUBHeader <: DWARF.DWARFPUBHeader
77:        @struct immutable CUHeader <: DWARF.DWARFCUHeader
85:        @struct immutable TUHeader <: DWARF.DWARFTUHeader
94:        @struct immutable ARHeader <: DWARF.DWARFARHeader
102:        @struct immutable PUBHeader <: DWARF.DWARFPUBHeader
979:    @struct immutable InitialLength

ALL_PACKAGES/ELF/src/ELF.jl
46:        @struct immutable Header <: ELF.ELFHeader
62:        @struct immutable SectionHeader <: ELF.ELFSectionHeader
75:        @struct immutable SymtabEntry <: ELF.ELFSymtabEntry
84:        @struct immutable Rel <: ELF.ELFRel
89:        @struct immutable Rela <: ELF.ELFRel
95:        @struct immutable ProgramHeader <: ELF.ELFProgramHeader
121:        @struct immutable Header <: ELF.ELFHeader
137:        @struct immutable SectionHeader <: ELF.ELFSectionHeader
150:        @struct immutable SymtabEntry <: ELF.ELFSymtabEntry
159:        @struct immutable Rel <: ELF.ELFRel
164:        @struct immutable Rela <: ELF.ELFRel
170:        @struct immutable ProgramHeader <: ELF.ELFProgramHeader

ALL_PACKAGES/GeoStatsDevTools/src/macros.jl
31:  @global gpu = false
41:  # discard any content that doesn't start with @param or @global
48:  # lines starting with @global refer to global solver parameters
49:  gparams = filter(p -> p.args[1] == Symbol("@global"), content)

ALL_PACKAGES/GradientBoost/src/gb.jl
30:# @return Gradient boost model.
94:# @return Function of form (instances) -> predictions.
111:# @return Sample indices.

ALL_PACKAGES/GradientBoost/src/gb_bl.jl
56:# @return Model.
67:# @return Predictions.

ALL_PACKAGES/GradientBoost/src/loss.jl
22:# @return Loss.
30:# @return Vector of negative gradient residuals.
37:# @return Scalar value.

ALL_PACKAGES/GradientBoost/src/util.jl
12:# @return Weighted median.
38:# @return Two partitions of indices, left and right.

ALL_PACKAGES/HTSLIB/src/bam/bam.jl
253:    @return  The index, or NULL if an error occurred.
266:    @return  The index, or NULL if an error occurred.
277:    @return  0 if successful, or negative if an error occurred (usually -1; or
290:    @return  0 if successful, or negative if an error occurred.

ALL_PACKAGES/ImageQuilting/src/geostats_api.jl
55:  @global threads      = CPU_PHYSICAL_CORES
56:  @global gpu          = false
57:  @global showprogress = false

ALL_PACKAGES/IntervalConstraintProgramming/src/IntervalConstraintProgramming.jl
19:    @function,

ALL_PACKAGES/IntervalConstraintProgramming/src/ast.jl
339:            throw(ArgumentError("Function $op not available. Use @function to define it."))

ALL_PACKAGES/IntervalConstraintProgramming/src/functions.jl
37:`@function` registers a function to be used in forwards and backwards mode.
39:Example: `@function f(x, y) = x^2 + y^2`
42:@eval macro ($(:function))(ex)   # workaround to define macro @function

ALL_PACKAGES/IntervalConstraintProgramming/test/runtests.jl
113:    @function f(x) = 4x;
137:    @function f(x) = 2x
138:    @function g(x) = ( a = f(x); a^2 )
147:    @function g2(x) = ( a = f(f(x)); a^2 )
156:    @function f(x) = 2x
161:    @function g3(x) = ( a = (f↑2)(x); a^2 )

ALL_PACKAGES/LibGEOS/src/geos_functions.jl
576:# @return  a newly allocated geometry, or NULL on exception

ALL_PACKAGES/Orchestra/src/types.jl
34:# @return Transformed instances.

ALL_PACKAGES/Orchestra/src/util.jl
21:# @return Two partitions of indices, left and right.
34:# @return Returns training set partition.
47:# @return Score of learner.
61:# @return Inferred element type.
83:# @return List where elements are ([outer-key, inner-key, ...], value).
123:# @return Merged nested dictionary.
143:# @return New transformer.

ALL_PACKAGES/PLX/src/PLX.jl
74:@struct PL_FileHeader begin
112:@struct PL_ChanHeader begin
133:@struct PL_EventHeader begin
140:@struct PL_SlowChannelHeader begin

ALL_PACKAGES/PrivateModules/src/PrivateModules.jl
5:[`@local`](@ref).
89:export @local
98:@local expression
105:    @local using A, ..B, C.D
114:    @local importall A, ..B, C.D
123:    @local import A, ..B, C.D
132:- Macros cannot be imported using the [`@local`](@ref) macro.
133:- Modules listed in `@local` calls must be literals - not variables.
135::(@local)
142:    error("invalid expression given: '@local $x'.")
149:build(x) = Expr(:block, [:(@local $arg) for arg in x.args]...)

ALL_PACKAGES/PrivateModules/test/runtests.jl
64:        @local using .A
72:        @local using .A, .A.B
85:        @local import .A
91:        @local import .A, .A.B
99:        @local importall .A
105:        @local importall .A, .A.B
113:        @local import PrivateModules
120:        @local using PrivateModules
127:        @local importall PrivateModules
134:        @local import .A: g
141:        @local import .A.B: k
148:        @local import .A:   f, g
149:        @local import .A.B: h, k

ALL_PACKAGES/Query/example/09-let.jl
13:    @let count = length(i.name)
14:    @let kids_per_year = i.children / i.age

ALL_PACKAGES/Query/src/query_translation.jl
198:		elseif length(qe)>=3 && ismacro(qe[1], "@from") && ismacro(qe[2], "@let")

ALL_PACKAGES/Query/test/runtests.jl
28:        @test !Query.ismacro(:(@from 1), "@for")
173:    @let count = length(i.name)
174:    @let kids_per_year = i.children / i.age
232:    @let k = i.children + closure_var_1

ALL_PACKAGES/StrPack/src/StrPack.jl
3:export @struct

ALL_PACKAGES/StrPack/test/runtests.jl
4:@struct type A
8:@struct type B
12:@struct type C
16:@struct type D
20:@struct type E
24:@struct immutable F
30:@struct type G1 <: abstractG
34:@struct immutable G2 <: abstractG
38:@struct type Hvl_t

ALL_PACKAGES/Timestamps/src/timestamp.jl
23:#@function getindex{T<:Timestamp}(tsa::TimestampArray{T}, d::TimeType)

ALL_PACKAGES/VideoIO/util/wrap_libav_split.jl
173:# Wrap type in @struct macro, and replace Array_<type>_<len> immutable types
196:    Expr(:macrocall, :@struct, Expr(:type, true, name, Expr(:block, new_vars...)))

ALL_PACKAGES/VLFeat/util/wrap_vlfeat.jl
143:# Wrap type in @struct macro, and replace Array_<type>_<len> immutable types
166:    Expr(:macrocall, :@struct, Expr(:type, true, name, Expr(:block, new_vars...)))

ALL_PACKAGES/WAV/src/wavplay-audioqueue.jl
132:# @function   AudioQueueAllocateBuffer
230:# @function   AudioQueueNewOutput
288:# @function   AudioQueueStart
307:# @function   AudioQueueStop
```