mirror of
https://github.com/qvacua/vimr.git
synced 2024-12-11 15:58:15 +03:00
432 lines
11 KiB
Python
Executable File
432 lines
11 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
import subprocess
|
|
|
|
import msgpack
|
|
from string import Template
|
|
import re
|
|
import textwrap
|
|
import os
|
|
import io
|
|
|
|
|
|
void_func_template = Template('''\
|
|
public func ${func_name}(${args}
|
|
expectsReturnValue: Bool = false
|
|
) -> Completable {
|
|
|
|
let params: [RxNeovimApi.Value] = [
|
|
${params}
|
|
]
|
|
|
|
if expectsReturnValue {
|
|
return self
|
|
.checkBlocked(
|
|
self.rpc(method: "${nvim_func_name}", params: params, expectsReturnValue: expectsReturnValue)
|
|
)
|
|
.asCompletable()
|
|
}
|
|
|
|
return self
|
|
.rpc(method: "${nvim_func_name}", params: params, expectsReturnValue: expectsReturnValue)
|
|
.asCompletable()
|
|
}
|
|
''')
|
|
|
|
get_mode_func_template = Template('''\
|
|
public func ${func_name}(${args}
|
|
) -> Single<${result_type}> {
|
|
|
|
let params: [RxNeovimApi.Value] = [
|
|
${params}
|
|
]
|
|
return self
|
|
.rpc(method: "${nvim_func_name}", params: params, expectsReturnValue: true)
|
|
.map { value in
|
|
guard let result = (${return_value}) else {
|
|
throw RxNeovimApi.Error.conversion(type: ${result_type}.self)
|
|
}
|
|
|
|
return result
|
|
}
|
|
}
|
|
''')
|
|
|
|
func_template = Template('''\
|
|
public func ${func_name}(${args}
|
|
errWhenBlocked: Bool = true
|
|
) -> Single<${result_type}> {
|
|
|
|
let params: [RxNeovimApi.Value] = [
|
|
${params}
|
|
]
|
|
|
|
func transform(_ value: Value) throws -> ${result_type} {
|
|
guard let result = (${return_value}) else {
|
|
throw RxNeovimApi.Error.conversion(type: ${result_type}.self)
|
|
}
|
|
|
|
return result
|
|
}
|
|
|
|
if errWhenBlocked {
|
|
return self
|
|
.checkBlocked(
|
|
self.rpc(method: "${nvim_func_name}", params: params, expectsReturnValue: true)
|
|
)
|
|
.map(transform)
|
|
}
|
|
|
|
return self
|
|
.rpc(method: "${nvim_func_name}", params: params, expectsReturnValue: true)
|
|
.map(transform)
|
|
}
|
|
''')
|
|
|
|
extension_template = Template('''\
|
|
// Auto generated for nvim version ${version}.
|
|
// See bin/generate_api_methods.py
|
|
|
|
import Foundation
|
|
import MessagePack
|
|
import RxSwift
|
|
|
|
extension RxNeovimApi {
|
|
|
|
public enum Error: Swift.Error {
|
|
|
|
${error_types}
|
|
|
|
case exception(message: String)
|
|
case validation(message: String)
|
|
case blocked
|
|
case conversion(type: Any.Type)
|
|
case unknown
|
|
|
|
init(_ value: RxNeovimApi.Value?) {
|
|
let array = value?.arrayValue
|
|
guard array?.count == 2 else {
|
|
self = .unknown
|
|
return
|
|
}
|
|
|
|
guard let rawValue = array?[0].uint64Value, let message = array?[1].stringValue else {
|
|
self = .unknown
|
|
return
|
|
}
|
|
|
|
switch rawValue {
|
|
${error_cases}
|
|
default: self = .unknown
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
extension RxNeovimApi {
|
|
|
|
$body
|
|
}
|
|
|
|
extension RxNeovimApi.Buffer {
|
|
|
|
public init?(_ value: RxNeovimApi.Value) {
|
|
guard let (type, data) = value.extendedValue else {
|
|
return nil
|
|
}
|
|
|
|
guard type == ${buffer_type} else {
|
|
return nil
|
|
}
|
|
|
|
guard let handle = (try? unpack(data))?.value.int64Value else {
|
|
return nil
|
|
}
|
|
|
|
self.handle = Int(handle)
|
|
}
|
|
}
|
|
|
|
extension RxNeovimApi.Window {
|
|
|
|
public init?(_ value: RxNeovimApi.Value) {
|
|
guard let (type, data) = value.extendedValue else {
|
|
return nil
|
|
}
|
|
|
|
guard type == ${window_type} else {
|
|
return nil
|
|
}
|
|
|
|
guard let handle = (try? unpack(data))?.value.int64Value else {
|
|
return nil
|
|
}
|
|
|
|
self.handle = Int(handle)
|
|
}
|
|
}
|
|
|
|
extension RxNeovimApi.Tabpage {
|
|
|
|
public init?(_ value: RxNeovimApi.Value) {
|
|
guard let (type, data) = value.extendedValue else {
|
|
return nil
|
|
}
|
|
|
|
guard type == ${tabpage_type} else {
|
|
return nil
|
|
}
|
|
|
|
guard let handle = (try? unpack(data))?.value.int64Value else {
|
|
return nil
|
|
}
|
|
|
|
self.handle = Int(handle)
|
|
}
|
|
}
|
|
|
|
fileprivate func msgPackDictToSwift(_ dict: Dictionary<RxNeovimApi.Value, RxNeovimApi.Value>?) -> Dictionary<String, RxNeovimApi.Value>? {
|
|
return dict?.compactMapToDict { k, v in
|
|
guard let strKey = k.stringValue else {
|
|
return nil
|
|
}
|
|
|
|
return (strKey, v)
|
|
}
|
|
}
|
|
|
|
fileprivate func msgPackArrayDictToSwift(_ array: [RxNeovimApi.Value]?) -> [Dictionary<String, RxNeovimApi.Value>]? {
|
|
return array?
|
|
.compactMap { v in v.dictionaryValue }
|
|
.compactMap { d in msgPackDictToSwift(d) }
|
|
}
|
|
|
|
extension Dictionary {
|
|
|
|
fileprivate func mapToDict<K, V>(_ transform: ((key: Key, value: Value)) throws -> (K, V)) rethrows -> Dictionary<K, V> {
|
|
let array = try self.map(transform)
|
|
return tuplesToDict(array)
|
|
}
|
|
|
|
fileprivate func compactMapToDict<K, V>(_ transform: ((key: Key, value: Value)) throws -> (K, V)?) rethrows -> Dictionary<K, V> {
|
|
let array = try self.compactMap(transform)
|
|
return tuplesToDict(array)
|
|
}
|
|
|
|
fileprivate func tuplesToDict<K:Hashable, V, S:Sequence>(_ sequence: S)
|
|
-> Dictionary<K, V> where S.Iterator.Element == (K, V) {
|
|
|
|
var result = Dictionary<K, V>(minimumCapacity: sequence.underestimatedCount)
|
|
|
|
for (key, value) in sequence {
|
|
result[key] = value
|
|
}
|
|
|
|
return result
|
|
}
|
|
}
|
|
''')
|
|
|
|
|
|
def snake_to_camel(snake_str):
|
|
components = snake_str.split('_')
|
|
return components[0] + "".join(x.title() for x in components[1:])
|
|
|
|
|
|
def nvim_type_to_swift(nvim_type):
|
|
if nvim_type == 'Boolean':
|
|
return 'Bool'
|
|
|
|
if nvim_type == 'Integer':
|
|
return 'Int'
|
|
|
|
if nvim_type == 'Float':
|
|
return nvim_type
|
|
|
|
if nvim_type == 'void':
|
|
return 'Void'
|
|
|
|
if nvim_type == 'String':
|
|
return 'String'
|
|
|
|
if nvim_type == 'Array':
|
|
return 'RxNeovimApi.Value'
|
|
|
|
if nvim_type == 'Dictionary':
|
|
return 'Dictionary<String, RxNeovimApi.Value>'
|
|
|
|
if nvim_type == 'Buffer':
|
|
return 'RxNeovimApi.Buffer'
|
|
|
|
if nvim_type == 'Window':
|
|
return 'RxNeovimApi.Window'
|
|
|
|
if nvim_type == 'Tabpage':
|
|
return 'RxNeovimApi.Tabpage'
|
|
|
|
if nvim_type == 'Object':
|
|
return 'RxNeovimApi.Value'
|
|
|
|
if nvim_type.startswith('ArrayOf('):
|
|
match = re.match(r'ArrayOf\((.*?)(?:, \d+)*\)', nvim_type)
|
|
return '[{}]'.format(nvim_type_to_swift(match.group(1)))
|
|
|
|
return 'RxNeovimApi.Value'
|
|
|
|
|
|
def msgpack_to_swift(msgpack_value_name, type):
|
|
if type == 'Bool':
|
|
return f'{msgpack_value_name}.boolValue'
|
|
|
|
if type == 'Int':
|
|
return f'({msgpack_value_name}.int64Value == nil ? nil : Int({msgpack_value_name}.int64Value!))'
|
|
|
|
if type == 'Float':
|
|
return f'{msgpack_value_name}.floatValue'
|
|
|
|
if type == 'Void':
|
|
return f'()'
|
|
|
|
if type == 'String':
|
|
return f'{msgpack_value_name}.stringValue'
|
|
|
|
if type == 'RxNeovimApi.Value':
|
|
return f'Optional({msgpack_value_name})'
|
|
|
|
if type in 'RxNeovimApi.Buffer':
|
|
return f'RxNeovimApi.Buffer({msgpack_value_name})'
|
|
|
|
if type in 'RxNeovimApi.Window':
|
|
return f'RxNeovimApi.Window({msgpack_value_name})'
|
|
|
|
if type in 'RxNeovimApi.Tabpage':
|
|
return f'RxNeovimApi.Tabpage({msgpack_value_name})'
|
|
|
|
if type.startswith('Dictionary<'):
|
|
return f'msgPackDictToSwift({msgpack_value_name}.dictionaryValue)'
|
|
|
|
if type.startswith('[Dictionary<'):
|
|
return f'msgPackArrayDictToSwift({msgpack_value_name}.arrayValue)'
|
|
|
|
if type.startswith('['):
|
|
element_type = re.match(r'\[(.*)\]', type).group(1)
|
|
return f'{msgpack_value_name}.arrayValue?.compactMap({{ v in {msgpack_to_swift("v", element_type)} }})'
|
|
|
|
return 'RxNeovimApi.Value'
|
|
|
|
|
|
def swift_to_msgpack_value(name, type):
|
|
if type == 'Bool':
|
|
return f'.bool({name})'
|
|
|
|
if type == 'Int':
|
|
return f'.int(Int64({name}))'
|
|
|
|
if type == 'Float':
|
|
return f'.float({name})'
|
|
|
|
if type == 'Void':
|
|
return f'.nil()'
|
|
|
|
if type == 'String':
|
|
return f'.string({name})'
|
|
|
|
if type == 'Dictionary<String, RxNeovimApi.Value>':
|
|
return f'.map({name}.mapToDict({{ (Value.string($0), $1) }}))'
|
|
|
|
if type == 'RxNeovimApi.Value':
|
|
return name
|
|
|
|
if type in ['RxNeovimApi.Buffer', 'RxNeovimApi.Window', 'RxNeovimApi.Tabpage']:
|
|
return f'.int(Int64({name}.handle))'
|
|
|
|
if type.startswith('['):
|
|
match = re.match(r'\[(.*)\]', type)
|
|
test = '$0'
|
|
return f'.array({name}.map {{ {swift_to_msgpack_value(test, match.group(1))} }})'
|
|
|
|
|
|
def parse_args(raw_params):
|
|
types = [nvim_type_to_swift(p[0]) for p in raw_params]
|
|
names = [p[1] for p in raw_params]
|
|
params = dict(zip(names, types))
|
|
|
|
result = '\n'.join([n + ': ' + t + ',' for n, t in params.items()])
|
|
if not result:
|
|
return ''
|
|
|
|
return '\n' + textwrap.indent(result, ' ')
|
|
|
|
|
|
def parse_params(raw_params):
|
|
types = [nvim_type_to_swift(p[0]) for p in raw_params]
|
|
names = [p[1] for p in raw_params]
|
|
params = dict(zip(names, types))
|
|
|
|
result = '\n'.join([swift_to_msgpack_value(n, t) + ',' for n, t in params.items()])
|
|
return textwrap.indent(result, ' ').strip()
|
|
|
|
|
|
def parse_function(f):
|
|
args = parse_args(f['parameters'])
|
|
template = void_func_template if f['return_type'] == 'void' else func_template
|
|
template = get_mode_func_template if f['name'] == 'nvim_get_mode' else template
|
|
result = template.substitute(
|
|
func_name=snake_to_camel(f['name'][5:]),
|
|
nvim_func_name=f['name'],
|
|
args=args,
|
|
params=parse_params(f['parameters']),
|
|
result_type=nvim_type_to_swift(f['return_type']),
|
|
return_value=msgpack_to_swift('value', nvim_type_to_swift(f['return_type']))
|
|
)
|
|
|
|
return result
|
|
|
|
|
|
def parse_version(version):
|
|
return '.'.join([str(v) for v in [version['major'], version['minor'], version['patch']]])
|
|
|
|
|
|
def parse_error_types(error_types):
|
|
return textwrap.indent(
|
|
'\n'.join(
|
|
[f'public static let {t.lower()}RawValue = UInt64({v["id"]})' for t, v in error_types.items()]
|
|
),
|
|
' '
|
|
).lstrip()
|
|
|
|
|
|
def parse_error_cases(error_types):
|
|
return textwrap.indent(
|
|
'\n'.join(
|
|
[f'case Error.{t.lower()}RawValue: self = .{t.lower()}(message: message)' for t, v in error_types.items()]
|
|
),
|
|
' '
|
|
).lstrip()
|
|
|
|
|
|
if __name__ == '__main__':
|
|
result_file_path = './Sources/RxPack/RxNeovimApi.generated.swift'
|
|
|
|
nvim_path = os.environ['NVIM_PATH'] if 'NVIM_PATH' in os.environ else 'nvim'
|
|
|
|
nvim_output = subprocess.run([nvim_path, '--api-info'], stdout=subprocess.PIPE)
|
|
api = msgpack.unpackb(nvim_output.stdout)
|
|
|
|
version = parse_version(api['version'])
|
|
functions = [f for f in api['functions'] if 'deprecated_since' not in f]
|
|
body = '\n'.join([parse_function(f) for f in functions])
|
|
|
|
result = extension_template.substitute(
|
|
body=body,
|
|
version=version,
|
|
error_types=parse_error_types(api['error_types']),
|
|
error_cases=parse_error_cases(api['error_types']),
|
|
buffer_type=api['types']['Buffer']['id'],
|
|
window_type=api['types']['Window']['id'],
|
|
tabpage_type=api['types']['Tabpage']['id']
|
|
)
|
|
|
|
with io.open(result_file_path, 'w') as api_methods_file:
|
|
api_methods_file.write(result)
|