mirror of
https://github.com/zed-industries/zed.git
synced 2024-09-19 10:29:35 +03:00
Use a condvar instead of a channel to implement finish_pending_tasks
Co-Authored-By: Max Brunsfeld <maxbrunsfeld@gmail.com>
This commit is contained in:
parent
526a55d0d7
commit
c43d7cfb39
202
Cargo.lock
generated
202
Cargo.lock
generated
@ -78,6 +78,22 @@ dependencies = [
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"futures-lite",
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]
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[[package]]
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name = "async-global-executor"
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version = "2.0.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9586ec52317f36de58453159d48351bc244bc24ced3effc1fce22f3d48664af6"
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dependencies = [
|
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"async-channel",
|
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"async-executor",
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"async-io",
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"async-mutex",
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"blocking",
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"futures-lite",
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"num_cpus",
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"once_cell",
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]
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[[package]]
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name = "async-io"
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version = "1.3.1"
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@ -107,6 +123,15 @@ dependencies = [
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"event-listener",
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]
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[[package]]
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name = "async-mutex"
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version = "1.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "479db852db25d9dbf6204e6cb6253698f175c15726470f78af0d918e99d6156e"
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dependencies = [
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"event-listener",
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]
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[[package]]
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name = "async-net"
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version = "1.5.0"
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@ -135,6 +160,34 @@ dependencies = [
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"winapi",
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]
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[[package]]
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name = "async-std"
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version = "1.9.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d9f06685bad74e0570f5213741bea82158279a4103d988e57bfada11ad230341"
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dependencies = [
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"async-channel",
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"async-global-executor",
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"async-io",
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"async-lock",
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"async-process",
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"crossbeam-utils 0.8.2",
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"futures-channel",
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"futures-core",
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"futures-io",
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"futures-lite",
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"gloo-timers",
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"kv-log-macro",
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"log",
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"memchr",
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"num_cpus",
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"once_cell",
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"pin-project-lite",
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"pin-utils",
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"slab",
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"wasm-bindgen-futures",
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]
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[[package]]
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name = "async-task"
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version = "4.0.3"
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@ -238,6 +291,12 @@ dependencies = [
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"memchr",
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]
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[[package]]
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name = "bumpalo"
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version = "3.6.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "63396b8a4b9de3f4fdfb320ab6080762242f66a8ef174c49d8e19b674db4cdbe"
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[[package]]
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name = "byteorder"
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version = "1.4.2"
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@ -690,6 +749,15 @@ version = "0.1.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a06f77d526c1a601b7c4cdd98f54b5eaabffc14d5f2f0296febdc7f357c6d3ba"
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[[package]]
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name = "futures-channel"
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version = "0.3.12"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f2d31b7ec7efab6eefc7c57233bb10b847986139d88cc2f5a02a1ae6871a1846"
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dependencies = [
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"futures-core",
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]
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[[package]]
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name = "futures-core"
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version = "0.3.12"
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@ -770,11 +838,25 @@ dependencies = [
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"regex",
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]
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[[package]]
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name = "gloo-timers"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "47204a46aaff920a1ea58b11d03dec6f704287d27561724a4631e450654a891f"
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dependencies = [
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"futures-channel",
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"futures-core",
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"js-sys",
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"wasm-bindgen",
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"web-sys",
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]
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[[package]]
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name = "gpui"
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version = "0.1.0"
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dependencies = [
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"anyhow",
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"async-std",
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"async-task",
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"bindgen",
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"cc",
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@ -851,6 +933,24 @@ version = "0.4.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
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[[package]]
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name = "js-sys"
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version = "0.3.50"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2d99f9e3e84b8f67f846ef5b4cbbc3b1c29f6c759fcbce6f01aa0e73d932a24c"
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dependencies = [
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"wasm-bindgen",
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]
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[[package]]
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name = "kv-log-macro"
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version = "1.0.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0de8b303297635ad57c9f5059fd9cee7a47f8e8daa09df0fcd07dd39fb22977f"
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dependencies = [
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"log",
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]
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[[package]]
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name = "lazy_static"
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version = "1.4.0"
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@ -895,6 +995,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "51b9bbe6c47d51fc3e1a9b945965946b4c44142ab8792c50835a980d362c2710"
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dependencies = [
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"cfg-if 1.0.0",
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"value-bag",
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]
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[[package]]
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@ -1106,6 +1207,12 @@ version = "0.2.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "439697af366c49a6d0a010c56a0d97685bc140ce0d377b13a2ea2aa42d64a827"
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[[package]]
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name = "pin-utils"
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version = "0.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
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[[package]]
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name = "pkg-config"
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version = "0.3.19"
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@ -1483,6 +1590,12 @@ dependencies = [
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"termcolor",
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]
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[[package]]
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name = "slab"
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version = "0.4.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
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[[package]]
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name = "smallvec"
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version = "1.6.1"
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@ -1532,9 +1645,9 @@ checksum = "8fb1df15f412ee2e9dfc1c504260fa695c1c3f10fe9f4a6ee2d2184d7d6450e2"
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[[package]]
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name = "syn"
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version = "1.0.60"
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version = "1.0.67"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c700597eca8a5a762beb35753ef6b94df201c81cca676604f547495a0d7f0081"
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checksum = "6498a9efc342871f91cc2d0d694c674368b4ceb40f62b65a7a08c3792935e702"
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dependencies = [
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"proc-macro2",
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"quote",
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@ -1617,6 +1730,15 @@ version = "0.1.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f14ee04d9415b52b3aeab06258a3f07093182b88ba0f9b8d203f211a7a7d41c7"
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[[package]]
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name = "value-bag"
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version = "1.0.0-alpha.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6b676010e055c99033117c2343b33a40a30b91fecd6c49055ac9cd2d6c305ab1"
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dependencies = [
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"ctor",
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]
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[[package]]
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name = "vec-arena"
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version = "1.0.0"
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@ -1664,6 +1786,82 @@ version = "0.10.0+wasi-snapshot-preview1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
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[[package]]
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name = "wasm-bindgen"
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version = "0.2.73"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "83240549659d187488f91f33c0f8547cbfef0b2088bc470c116d1d260ef623d9"
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dependencies = [
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"cfg-if 1.0.0",
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"wasm-bindgen-macro",
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]
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[[package]]
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name = "wasm-bindgen-backend"
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version = "0.2.73"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ae70622411ca953215ca6d06d3ebeb1e915f0f6613e3b495122878d7ebec7dae"
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dependencies = [
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"bumpalo",
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"lazy_static",
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"log",
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"proc-macro2",
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"quote",
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"syn",
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"wasm-bindgen-shared",
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]
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[[package]]
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name = "wasm-bindgen-futures"
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version = "0.4.23"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "81b8b767af23de6ac18bf2168b690bed2902743ddf0fb39252e36f9e2bfc63ea"
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dependencies = [
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"cfg-if 1.0.0",
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"js-sys",
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"wasm-bindgen",
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"web-sys",
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]
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[[package]]
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name = "wasm-bindgen-macro"
|
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version = "0.2.73"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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checksum = "3e734d91443f177bfdb41969de821e15c516931c3c3db3d318fa1b68975d0f6f"
|
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dependencies = [
|
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"quote",
|
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"wasm-bindgen-macro-support",
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]
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[[package]]
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name = "wasm-bindgen-macro-support"
|
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version = "0.2.73"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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checksum = "d53739ff08c8a68b0fdbcd54c372b8ab800b1449ab3c9d706503bc7dd1621b2c"
|
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dependencies = [
|
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"proc-macro2",
|
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"quote",
|
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"syn",
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"wasm-bindgen-backend",
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"wasm-bindgen-shared",
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]
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[[package]]
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name = "wasm-bindgen-shared"
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version = "0.2.73"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d9a543ae66aa233d14bb765ed9af4a33e81b8b58d1584cf1b47ff8cd0b9e4489"
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|
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[[package]]
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name = "web-sys"
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version = "0.3.50"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a905d57e488fec8861446d3393670fb50d27a262344013181c2cdf9fff5481be"
|
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dependencies = [
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"js-sys",
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"wasm-bindgen",
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]
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[[package]]
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name = "wepoll-sys"
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version = "3.0.1"
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@ -5,6 +5,7 @@ name = "gpui"
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version = "0.1.0"
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[dependencies]
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async-std = {version = "1.9.0", features = ["unstable"]}
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async-task = "4.0.3"
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ctor = "0.1"
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etagere = "0.2"
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@ -8,11 +8,12 @@ use crate::{
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AssetCache, AssetSource, FontCache, TextLayoutCache,
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};
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use anyhow::{anyhow, Result};
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use async_std::sync::Condvar;
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use keymap::MatchResult;
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use parking_lot::Mutex;
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use pathfinder_geometry::{rect::RectF, vector::vec2f};
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use platform::Event;
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use smol::{channel, prelude::*};
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use smol::prelude::*;
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use std::{
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any::{type_name, Any, TypeId},
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cell::RefCell,
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@ -313,7 +314,7 @@ pub struct MutableAppContext {
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background: Arc<executor::Background>,
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future_handlers: Rc<RefCell<HashMap<usize, FutureHandler>>>,
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stream_handlers: Rc<RefCell<HashMap<usize, StreamHandler>>>,
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task_done: (channel::Sender<usize>, channel::Receiver<usize>),
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task_done: Arc<Condvar>,
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pending_effects: VecDeque<Effect>,
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pending_flushes: usize,
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flushing_effects: bool,
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@ -350,7 +351,7 @@ impl MutableAppContext {
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background: Arc::new(executor::Background::new()),
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future_handlers: Default::default(),
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stream_handlers: Default::default(),
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task_done: channel::unbounded(),
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task_done: Default::default(),
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pending_effects: VecDeque::new(),
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pending_flushes: 0,
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flushing_effects: false,
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@ -983,8 +984,7 @@ impl MutableAppContext {
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task_id,
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task,
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TaskHandlerMap::Future(self.future_handlers.clone()),
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self.task_done.0.clone(),
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self.background.clone(),
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self.task_done.clone(),
|
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)
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}
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@ -1022,8 +1022,7 @@ impl MutableAppContext {
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task_id,
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task,
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TaskHandlerMap::Stream(self.stream_handlers.clone()),
|
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self.task_done.0.clone(),
|
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self.background.clone(),
|
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self.task_done.clone(),
|
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)
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}
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@ -1067,7 +1066,7 @@ impl MutableAppContext {
|
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};
|
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|
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self.flush_effects();
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self.task_done(task_id);
|
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self.task_done.notify_all();
|
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result
|
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}
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@ -1166,19 +1165,10 @@ impl MutableAppContext {
|
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};
|
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|
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self.flush_effects();
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self.task_done(task_id);
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self.task_done.notify_all();
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result
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}
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fn task_done(&self, task_id: usize) {
|
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let task_done = self.task_done.0.clone();
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self.foreground
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.spawn(async move {
|
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let _ = task_done.send(task_id).await;
|
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})
|
||||
.detach()
|
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}
|
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|
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pub fn finish_pending_tasks(&self) -> impl Future<Output = ()> {
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let mut pending_tasks = self
|
||||
.future_handlers
|
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@ -1188,16 +1178,28 @@ impl MutableAppContext {
|
||||
.collect::<HashSet<_>>();
|
||||
pending_tasks.extend(self.stream_handlers.borrow().keys());
|
||||
|
||||
let task_done = self.task_done.1.clone();
|
||||
let task_done = self.task_done.clone();
|
||||
let future_handlers = self.future_handlers.clone();
|
||||
let stream_handlers = self.stream_handlers.clone();
|
||||
|
||||
async move {
|
||||
while !pending_tasks.is_empty() {
|
||||
if let Ok(task_id) = task_done.recv().await {
|
||||
pending_tasks.remove(&task_id);
|
||||
} else {
|
||||
// A Condvar expects the condition to be protected by a Mutex, but in this case we know
|
||||
// that this logic will always run on the main thread.
|
||||
let mutex = async_std::sync::Mutex::new(());
|
||||
loop {
|
||||
{
|
||||
let future_handlers = future_handlers.borrow();
|
||||
let stream_handlers = stream_handlers.borrow();
|
||||
pending_tasks.retain(|task_id| {
|
||||
future_handlers.contains_key(task_id)
|
||||
|| stream_handlers.contains_key(task_id)
|
||||
});
|
||||
if pending_tasks.is_empty() {
|
||||
break;
|
||||
}
|
||||
}
|
||||
task_done.wait(mutex.lock().await).await;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -2357,8 +2359,7 @@ pub struct Task<T> {
|
||||
id: usize,
|
||||
task: Option<executor::Task<T>>,
|
||||
handler_map: TaskHandlerMap,
|
||||
background: Arc<executor::Background>,
|
||||
task_done: channel::Sender<usize>,
|
||||
task_done: Arc<Condvar>,
|
||||
}
|
||||
|
||||
enum TaskHandlerMap {
|
||||
@ -2372,15 +2373,13 @@ impl<T> Task<T> {
|
||||
id: usize,
|
||||
task: executor::Task<T>,
|
||||
handler_map: TaskHandlerMap,
|
||||
task_done: channel::Sender<usize>,
|
||||
background: Arc<executor::Background>,
|
||||
task_done: Arc<Condvar>,
|
||||
) -> Self {
|
||||
Self {
|
||||
id,
|
||||
task: Some(task),
|
||||
handler_map,
|
||||
task_done,
|
||||
background,
|
||||
}
|
||||
}
|
||||
|
||||
@ -2420,13 +2419,7 @@ impl<T> Drop for Task<T> {
|
||||
map.borrow_mut().remove(&self.id);
|
||||
}
|
||||
}
|
||||
let task_done = self.task_done.clone();
|
||||
let task_id = self.id;
|
||||
self.background
|
||||
.spawn(async move {
|
||||
let _ = task_done.send(task_id).await;
|
||||
})
|
||||
.detach()
|
||||
self.task_done.notify_all();
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -2,7 +2,7 @@ use crate::{
|
||||
app::{AppContext, MutableAppContext, WindowInvalidation},
|
||||
elements::Element,
|
||||
font_cache::FontCache,
|
||||
platform::{self, Event},
|
||||
platform::Event,
|
||||
text_layout::TextLayoutCache,
|
||||
AssetCache, ElementBox, Scene,
|
||||
};
|
||||
|
Loading…
Reference in New Issue
Block a user