Update some dependencies (#1496)

Update the `wast` crate to 13 and handle the new `QuoteModule` case as
well.

Cargo.lock

@@ -1295,9 +1295,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro-error"
-version = "0.4.12"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18f33027081eba0a6d8aba6d1b1c3a3be58cbb12106341c2d5759fcd9b5277e7"
+checksum = "98e9e4b82e0ef281812565ea4751049f1bdcdfccda7d3f459f2e138a40c08678"
 dependencies = [
  "proc-macro-error-attr",
  "proc-macro2",
@@ -1308,9 +1308,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro-error-attr"
-version = "0.4.12"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a5b4b77fdb63c1eca72173d68d24501c54ab1269409f6b672c85deb18af69de"
+checksum = "4f5444ead4e9935abd7f27dc51f7e852a0569ac888096d5ec2499470794e2e53"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1785,9 +1785,9 @@ dependencies = [
 
 [[package]]
 name = "smallvec"
-version = "1.2.0"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c2fb2ec9bcd216a5b0d0ccf31ab17b5ed1d627960edff65bbe95d3ce221cefc"
+checksum = "05720e22615919e4734f6a99ceae50d00226c3c5aca406e102ebc33298214e0a"
 
 [[package]]
 name = "stable_deref_trait"
@@ -1812,9 +1812,9 @@ checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
 [[package]]
 name = "structopt"
-version = "0.3.12"
+version = "0.3.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8faa2719539bbe9d77869bfb15d4ee769f99525e707931452c97b693b3f159d"
+checksum = "ff6da2e8d107dfd7b74df5ef4d205c6aebee0706c647f6bc6a2d5789905c00fb"
 dependencies = [
  "clap",
  "lazy_static",
@@ -1823,9 +1823,9 @@ dependencies = [
 
 [[package]]
 name = "structopt-derive"
-version = "0.4.5"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f88b8e18c69496aad6f9ddf4630dd7d585bcaf765786cb415b9aec2fe5a0430"
+checksum = "a489c87c08fbaf12e386665109dd13470dcc9c4583ea3e10dd2b4523e5ebd9ac"
 dependencies = [
  "heck",
  "proc-macro-error",
@@ -2361,7 +2361,7 @@ version = "0.15.0"
 dependencies = [
  "anyhow",
  "wasmtime",
- "wast 11.0.0",
+ "wast 13.0.0",
 ]
 
 [[package]]

crates/wast/Cargo.toml

@@ -13,7 +13,7 @@ edition = "2018"
 [dependencies]
 anyhow = "1.0.19"
 wasmtime = { path = "../api", version = "0.15.0", default-features = false }
-wast = "11.0.0"
+wast = "13.0.0"
 
 [badges]
 maintenance = { status = "actively-developed" }

crates/wast/src/wast.rs

@@ -3,6 +3,8 @@ use anyhow::{anyhow, bail, Context as _, Result};
 use std::path::Path;
 use std::str;
 use wasmtime::*;
+use wast::parser::{self, ParseBuffer};
+use wast::Wat;
 
 /// Translate from a `script::Value` to a `RuntimeValue`.
 fn runtime_value(v: &wast::Expression<'_>) -> Result<Val> {
@@ -234,6 +236,17 @@ impl WastContext {
                 let binary = module.encode()?;
                 self.module(module.id.map(|s| s.name()), &binary)?;
             }
+            QuoteModule { span: _, source } => {
+                let mut module = String::new();
+                for src in source {
+                    module.push_str(str::from_utf8(src)?);
+                    module.push_str(" ");
+                }
+                let buf = ParseBuffer::new(&module)?;
+                let mut wat = parser::parse::<Wat>(&buf)?;
+                let binary = wat.module.encode()?;
+                self.module(wat.module.id.map(|s| s.name()), &binary)?;
+            }
             Register {
                 span: _,
                 name,